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The following is a list of past news items that ran on the [[Main Page]]:
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The following is a list of past news items that ran on the [[Main Page]]. For current news items, see [[Template:CurrentNews]].
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==2020==
 +
* '''Apr. 11''': [[John Horton Conway]], the inventor of [[Conway's Game of Life]], dies in Princeton, NJ at the age of 82.
 +
* '''Apr. 3''': [[Goldtiger997]], [[Tanner Jacobi]], and others [https://www.conwaylife.com/forums/viewtopic.php?p=93167#p93167 complete] the [[glider synthesis]] for [[58P5H1V1]], the first synthesis for a [[c/5 diagonal]] [[spaceship]].
 +
* '''Apr. 1''': A [[loafer]] [https://www.conwaylife.com/forums/viewtopic.php?p=93011#p93011 appears] for the first time in an [[asymmetric]] [[soup]], submitted to [[Catagolue]] by [[John Goodman]]. Coincidentally, this occurred exactly two years after [[Dave Greene]] [https://www.conwaylife.com/forums/viewtopic.php?p=58727#p58727 posted] a fake soup for April Fools' Day 2018.
 +
* '''Mar. 25''': [[Martin Grant]] and others [https://www.conwaylife.com/forums/viewtopic.php?p=92323#p92323 complete] the [[glider synthesis]] for [[56P6H1V0]], the first synthesis for a [[c/6 orthogonal]] [[spaceship]] and the first for a {{periodS|6}} [[spaceship]].
 +
* '''Mar. 22''': [[Andrew J. Wade]] uses [https://gitlab.com/andrew-j-wade/life_slice_ship_search life_slice_ship_search] to find [[186P7H2V0]], a third [[2c/7 orthogonal]] spaceship, part of an infinite family based on a known 2c/7 [[wave]].
 +
* '''Mar. 22''': [[Goldtiger997]] completes the activation stage for a recipe for [[56P6H1V0]], which along with the [[spider]] and [[weekender]] is now one of the largest [[elementary]] spaceships for which a [[glider synthesis]] can (presumably) be completed.
 +
* '''Mar. 17''': [[Andrew J. Wade]] [https://www.conwaylife.com/forums/viewtopic.php?t=&p=91518#p91518 discovers] [[409P6H1V0]], the narrowest known [[c/6 orthogonal]] spaceship, using [https://gitlab.com/andrew-j-wade/life_slice_ship_search life_slice_ship_search].
 +
* '''Mar. 9''': [[Richard K. Guy]], discoverer of the [[glider]], [https://aperiodical.com/2020/03/richard-k-guy-1916-2020/ passes away] at the age of 103.
 +
* '''Feb. 9''': [[Rob Liston]] [https://www.conwaylife.com/forums/viewtopic.php?p=89261#p89261 discovers] a new p16 oscillator, [[Rob's p16]], using [[apgsearch]]. It is the smallest known p16 by both [[population]] and [[bounding box]], the first p16 to appear from an asymmetric [[soup]], the first [[strictly volatile]] p16, and the first new [[rotor]] to be discovered by asymmetric soup search since the 1980s.
 +
* '''Feb. 8''': All 19-bit [[still life]]s [https://www.conwaylife.com/forums/viewtopic.php?p=89061#p89061 are confirmed] to have valid [[glider syntheses]].
 +
* '''Jan. 26''': [[Dave Greene]] [https://conwaylife.com/forums/viewtopic.php?f=7&t=4279 creates] LifeSuper, an extended version of [[LifeHistory]] for advanced pattern annotation.
 +
* '''Jan. 26''': Entity Valkyrie [https://www.conwaylife.com/forums/viewtopic.php?f=2&t=1557&p=88186#p88186 constructs] a period-11040 [[spider]] [[gun]], the first gun to fire a [[c/5 orthogonal]] spaceship.
 +
* '''Jan. 13''': [[Matthias Merzenich]] sets up a [https://conwaylife.com/forums/viewtopic.php?f=2&t=4260 new "manually distributed" search] (table [https://conwaylife.com/wiki/User:Sokwe/C/8-width-19 here]), to find out whether a symmetric c/8 spaceship exists at width 19.
 +
* '''Jan. 9''': [[Nathaniel Johnston]] completes a long-running enumeration of [https://www.conwaylife.com/forums/viewtopic.php?p=87225#p87225 34-bit still lifes], finding 35,422,864,104 strict still lifes with 34 bits, and 41,058,173,683 pseudo still lifes with the same bit count, including 26 [[triple pseudo still life]]s.
 +
* '''Jan. 5''': A Rules namespace update on the LifeWiki allows [[LifeViewer]] to display in-browser many patterns using rule tables and trees, which previously couldn't be simulated without copying them into Golly.
 +
 
 +
==2019==
 +
* '''Dec. 30''': [[Andrew J. Wade]] uses his search program, [https://gitlab.com/andrew-j-wade/life_slice_ship_search life_slice_ship_search], to find the second elementary 2c/7 spaceship, [[scholar]].
 +
* '''Dec. 29''': Goldtiger997 [https://conwaylife.com/forums/viewtopic.php?f=2&p=86668#p86668 synthesises] a variant of [[David Hilbert]].
 +
* '''Dec. 28''': [[Martin Grant]] finds a [https://www.conwaylife.com/forums/viewtopic.php?p=86644#p86644 counterexample] to a 22-year old conjecture by [[Dean Hickerson]] about still-life finitization.
 +
* '''Dec. 25''': Pavgran assembles [[Slavic]] [https://www.conwaylife.com/forums/viewtopic.php?p=86540#p86540], a quadratic-growth pattern similar to [[Hydra]] that doesn't need a central gun.
 +
* '''Dec. 9''': Goldtiger997 [https://conwaylife.com/forums/viewtopic.php?f=2&t=1557&p=86121#p86121 reduces] the cost of the [[spider]] synthesis by over 100 gliders.
 +
* '''Dec. 1''': [[Martin Grant]] [https://www.conwaylife.com/forums/viewtopic.php?f=2&t=1437&p=85900#p85900 discovers] a new period-49 oscillator based on a partial result by [[Jason Summers]].
 +
* '''Nov. 24''': Luka Okanishi [https://www.conwaylife.com/forums/viewtopic.php?p=85719#p85719 discovers] a [[David Hilbert|period-23 oscillator]], leaving [[Omniperiodic|only four periods]] for which no non-trivial oscillator is known.
 +
* '''Nov. 20''': [[Dongook Lee]] finds a [[p7 pipsquirter]] that is [https://conwaylife.com/forums/viewtopic.php?p=85532#p85532 significantly smaller] than the old [[p7 pipsquirter]], leading to bounding-box reductions in the gun collection and various oscillators.
 +
* '''Nov. 18''': [[Tanner Jacobi]], Goldtiger997 and others find improved recipes for a number of difficult-to-synthesize still lifes, reducing the maximum cost for 16-bit still lifes to [https://www.conwaylife.com/forums/viewtopic.php?p=85457#p85457 14 gliders].
 +
* '''Nov. 17''': Michael Simkin uses [[pi calculator]] and [[Osqrtlogt]] technology to build a Life pattern that prints the song [https://www.conwaylife.com/forums/viewtopic.php?p=85414#p85414 "99 Bottles of Beer on the Wall"].
 +
* '''Nov. 12''': Bullet51 and Aidan F. Pierce discover [https://conwaylife.com/forums/viewtopic.php?f=2&t=1437&p=85245#p85245 new] [https://conwaylife.com/forums/viewtopic.php?f=2&t=1437&p=85246#p85246 sparky] [https://conwaylife.com/forums/viewtopic.php?f=2&t=1437&p=85249#p85249 period-13 oscillators].
 +
* '''Nov. 4''': [[Alex Greason]], [[Arie Paap]], BlinkerSpawn, and [[Dongook Lee]] collaborate on the [https://www.conwaylife.com/forums/viewtopic.php?p=84877#p84877 discovery of phoenix agar oscillators] on different-sized tori, which can [https://www.conwaylife.com/forums/viewtopic.php?p=84994#p84994 reproduce the behavior of XOR oscillators] in other rules (see [https://oeis.org/A160657 OEIS A160657]).
 +
* '''Oct. 28''': Goldtiger997 [https://conwaylife.com/forums/viewtopic.php?f=2&t=1557&p=84593#p84593 finds] a 64-glider [[glider synthesis|synthesis]] for the [[27P4H1V1]] spaceship (later reduced to [https://www.conwaylife.com/forums/viewtopic.php?f=2&p=85966#p85966 31 gliders]).
 +
* '''Oct. 22''': Goldtiger997 [https://www.conwaylife.com/forums/viewtopic.php?p=84423#p84423 constructs] a p612 [[gun]] for the [[46P4H1V0]] spaceship.
 +
* '''Oct. 9''': All 18-bit [[still life]]s [https://www.conwaylife.com/forums/viewtopic.php?p=83979#p83979 are confirmed] to have valid [[glider syntheses]].
 +
* '''Sep. 9''': The 17-in-17 Project [http://www.conwaylife.com/forums/viewtopic.php?p=82560#p82560 is completed], showing that every 17-bit [[still life]] can be [[glider synthesis|constructed]] using at most 16 [[glider]]s.
 +
* '''Aug. 15''':  Update to a previous news item from 21 April 2019 (see archive): all 15-bit [[still life]]s can [http://conwaylife.com/forums/viewtopic.php?f=2&p=81277#p81277 now be constructed] with at most 12 [[glider]]s.
 +
* '''July 16''': [[Dave Greene]] [http://www.conwaylife.com/forums/viewtopic.php?t=&p=79686#p79686 constructs] a [[large prime oscillator]] with a period equal to the largest Mersenne prime currently known, 2<sup>82589933</sup>-1.
 +
* '''June 19''': A [http://conwaylife.com/forums/viewtopic.php?p=78036&#p78036 huge long-term collaborative effort] is completed, showing that all glider-constructible [[still life]]s can (at least in theory) be constructed using less than two [[glider]]s per [[bit]].
 +
* '''June 2''': Goldtiger997 completes a [http://conwaylife.com/forums/viewtopic.php?p=77029#p77029 glider-to-25P3H1V0.2 converter], based on [[Martin Grant]]'s [[25P3H1V0.2]] synthesis from 2017.
 +
* '''May 29''': Thomas Cabaret makes available a [https://cp4space.wordpress.com/2019/06/11/self-replicator-caught-on-video/ Passe-Science video] featuring [[self-constructing]] CA patterns, including several minutes showing details of the [[0E0P metacell]].
 +
* '''May 25''': Goldtiger997 completes a [http://conwaylife.com/forums/viewtopic.php?p=76686#p76686 glider-to-crab converter], with the help of a script implementing a universal glider synchronization [[toolkit]].
 +
* '''May 24-30''':  christoph.r posts several [http://conwaylife.com/forums/viewtopic.php?p=76645#p76645 unusual breeder designs] based on c/10 technology, including [http://conwaylife.com/forums/viewtopic.php?p=76901#p76901 some variants] on a [[pufferfish]] [[breeder]].
 +
* '''May 9''': GilGil makes available a [http://conwaylife.com/forums/viewtopic.php?p=76571#p76571 huge but elegant 60-line printer] traveling at c/10, based on fleets of [[fireship]]s.
 +
* '''Apr. 21''': [http://conwaylife.com/forums/viewtopic.php?p=75278#p75278 Improvements to glider syntheses] mean that every 15-bit still life has a recipe with at most 13 gliders. For current maximum costs, see the table in [https://conwaylife.com/wiki/Glider_synthesis#Still_life_syntheses Still-life syntheses].
 +
* '''Apr. 17''': [[Tanner Jacobi]] and [[Matthias Merzenich]] set several new bounding-box records with a [http://conwaylife.com/forums/viewtopic.php?p=75185#p75185 new glider gun mechanism] based on filtered MWSSes.
 +
* '''Apr. 14''': [[Michael Simkin]] completes a [[self-constructing]] puffer pattern which he calls [[Remini]] ("retro Gemini"),  using a single-channel design with nothing but 1970s circuit mechanisms.
 +
* '''Apr. 10''': [[Jeremy Tan]] releases a new glider recipe database, [http://conwaylife.com/forums/viewtopic.php?p=74753#p74753 Shinjuku], specifically for tracking lowest-cost syntheses.
 +
* '''Apr. 6-7''': [[LifeViewer]] standardizes support for [[triangular neighbourhood]]s starting with Build 320.
 +
* '''Apr. 5''': An exhaustive computer search run by [[Nathaniel Johnston]] reveals that there are 14,223,867,298 strict and 15,851,861,075 pseudo [[:Category:Still lifes with 33 cells|33-bit]] [[still life]]s, including eleven pseudo still lifes that can be partitioned into [[Triple pseudo still life|three stable pieces but not two]], and none that can be partitioned into [[Quad pseudo still life|four stable pieces but not two or three]].[http://conwaylife.com/forums/viewtopic.php?p=74524#p74524]
 +
* '''Mar. 27''': The last remaining [[:Category:Strict still lifes with 14 cells|14-bit]] [[still life]], [https://catagolue.appspot.com/object/xs14_4ai3zwo9a4/b3s23 xs14_4ai3zwo9a4], appears in a [[symmetry|C1]] [[soup]] on [[Catagolue]], in a haul submitted by an anonymous user.[http://www.conwaylife.com/forums/viewtopic.php?p=74007#p74007]
 +
* '''Mar. 24''': [[apgsearch]] v5.03 gains the ability to log 'megasized' [[soup]]s with final [[population]]s exceeding 3,000.[https://gitlab.com/apgoucher/apgmera/commit/2133cb40147cbb7b70f1a5fb4709f8f3b2feb6f7] [[Apgsearch#Version_5.x|apgsearch 5.x]] can also pre-process asymmetric C1 B3/S23 soups on GPUs with CUDA support.[http://conwaylife.com/forums/viewtopic.php?p=73557#p73557]
 +
* '''Mar. 7''': A [[spider]] [[glider synthesis|synthesis]] using 574 [[glider]]s and 9 [[LWSS]]es is found by [[Martin Grant]]. [http://www.conwaylife.com/forums/viewtopic.php?p=72705#p72705]
 +
* '''Mar. 3''': A [[figure eight on pentadecathlon|period-120 oscillator]], the highest period thus far, occurs from a natural [[soup]] on [[Catagolue]].
 +
* '''Mar. 2''': Several symmetric-soup [[diehard]]s with [https://catagolue.appspot.com/object/messless_15h/b3s23 lifespans over 1500 ticks] are found by 'carybe', using [[apgsearch]].
 +
* '''Feb. 12''': A [[lightweight Schick engine]] appears from a natural (C1) [[soup]] on [[Catagolue]].
 +
* '''Feb. 9''': A [[47575M|47,575-tick 16x16 methuselah]] found by Adam Goucher via [[apgsearch]] yields a 16-cell, 47,487-tick methuselah. This discovery skips over several empty 1000-tick bins in [[Catagolue]] above the previous record 16x16 methuselah, [[Homer]].
 +
* '''Feb. 4''': A glider detection and removal upgrade in [[apgsearch]] version 4.91 gives a search speed boost of well over 50% compared to version 4.88.
 +
* '''Feb. 4''': [[Tanner Jacobi]] and [[Martin Grant]] [http://www.conwaylife.com/forums/viewtopic.php?p=69591#p69591 find a recipe], subsequently reduced to 88 gliders, for the first-ever synthesizable [[c/4]] spaceship, [[46P4H1V0]].
 +
* '''Jan. 21 - Feb. 1''': Additional (2,1)c/6 [[minstrel]]s and spaceship connections are found, bringing the number of combinations of elementary minstrels into double digits.
 +
* '''Jan. 25''': the ''[[Pattern of the Year#2018|Pattern of the Year 2018]]'' competition concludes, with [[Sir Robin]] taking first place.
 +
* '''Jan. 25''': [[LifeViewer]] [http://conwaylife.com/forums/viewtopic.php?p=68595#p68595 build 282] goes live on the LifeWiki and forums, with several enhancements including new labeling functionality.
 +
* '''Jan. 20''': [[Catagolue]] collects a record-setting longest-lived asymmetrical 16x16 [[diehard]], with a lifespan of 1058 ticks.
 +
* '''Jan. 17''': A new period-8 domino sparker, [[230P8]], is [http://conwaylife.com/forums/viewtopic.php?p=68099p68099 discovered by Arie Paap] and [http://conwaylife.com/forums/viewtopic.php?p=68104#p68104 reduced by 'Bullet51'].
 +
* '''Jan 16-18''': Four new [[minstrel]]s  are found, plus a lucky connection of an existing minstrel to [[knightwave]], creating for the first time a [[grammar]] that allows for an infinite number of distinct [[elementary]] [[knightship]]s.
 +
* '''Jan 10''': A new period-24 oscillator, [[dueling banjos]], turns up in an [[apgsearch]] soup search. Uses so far include a smaller [[period-24 glider gun]], with associated improvements to p16 and p48 glider guns and a p48 LWSS gun.
 +
* '''Jan 3-7''': Record-setting [[diehard]]s are found by [[Rob Liston]] and [[Apple Bottom]] via [[apgsearch]].
  
 
==2018==
 
==2018==
<div style="width: 100%; text-align: right">'''[[LifeWiki:News archive|Archive]] &bull; [https://twitter.com/conwaylife @conwaylife] on Twitter'''
+
* '''Dec 7''': A new oblique [[camelship]], much smaller and lower population than the [[Spaceship#Adjustable_spaceships|Gemini 3 variant]] from 2010, is completed by Chris Cain.
* <!-- Oct 21 --> [[Hartmut Holzwart]] completes a [http://www.conwaylife.com/forums/viewtopic.php?p=64638#p64968 two-dimensionally extensible wick-supporting pushalong] with a minimum width of over a thousand cells.
+
* '''Dec 2''': The value of V, the lowest number for which an oscillator can be constructed with strict [[volatility]] 1 for that or any higher period, is reduced to [http://www.conwaylife.com/forums/viewtopic.php?p=66138#p66138 3,506,909 ticks].
* <!-- Oct 21 --> New [[Orthogonoid]]s with periods 2<sup>27</sup> and 2<sup>28</sup> are [http://www.conwaylife.com/forums/viewtopic.php?p=64949#p64949 constructed] by [[Dave Greene]], followed by a 2<sup>25</sup> version by [[Adam P. Goucher]].
+
* '''Nov 30''': Adam P. Goucher sets another new record using the latest apgsearch by finding "Homer", a [[42883M|16x16 methuselah with a lifespan of 42883 ticks]].
* <!-- Oct 12 --> A new [[:Category:Oscillators with period 14|period-14]] [[oscillator]], [[34P14.1]], is found by 'carybe'.
+
* '''Nov 28''': An update to [[slsparse]] allows it to recognize [[45-degree MWSS-to-G]] converters in any orientation, and use unidirectional [[slow salvo]] recipes to construct them.
* <!-- Oct 11 --> Christoph R. [http://www.conwaylife.com/forums/viewtopic.php?p=64623#p64623 discovers] a [http://www.conwaylife.com/forums/viewtopic.php?p=64627#p64627 new Fireship tagalong].
+
* '''Nov 18''': Entity Valkyrie discovers a new period-13 [[FNG]] suppression mechanism, allowing the [[true]] [[period-52 glider gun]] to be reduced to less than a seventh of its previous size.
* <!-- Oct 10 --> [[Dave Greene]] [http://www.conwaylife.com/forums/viewtopic.php?p=64590#p64590 completes the construction] of two new [[HashLife]]-friendly [[Demonoid]]s.
+
* '''Nov 12''': A working [[0E0P metacell]] is announced by [[Adam P. Goucher]], along with [https://b3s23life.blogspot.com/2018/11/new-tools-for-self-construction.html several improvements] to [[slmake]], the program used to compile the metacell.
* <!-- Oct 07 --> [http://www.conwaylife.com/forums/viewtopic.php?p=64619#p64489 A complex 140-glider synthesis] of a c/2 signal traveling along a diagonal long<sup>N</sup> barge [[wire]] is completed by Martin Grant.
+
* '''Oct 31''': An update to [[apgsearch]] sets another new record by finding a [[42100M|16x16 methuselah]] with a lifespan of 42,100 ticks.
* <!-- Oct 03 --> A [http://conwaylife.com/forums/viewtopic.php?p=64315#p64315 p4 [[bouncer]] reflector] is constructed by Arie Paap.  With the p9 reflector, this completes the set of [[colour-changing]] and [[colour-preserving]] reflectors with periods from 4 to 9.
+
* '''Oct 31''': A self-constructing "loopship", a new type of spaceship with a non-[[Geminoid]] design, is completed by [[Dave Greene]].
* <!-- Oct 02 --> A p9 reflector is discovered [http://conwaylife.com/forums/viewtopic.php?f=2&t=1452&start=1750#p64309 by Matthias Merzenich and "carybe"] based on Noam Elkies' [[bouncer]] reaction.  This is the first reflector capable of reflecting a p27 glider stream.
+
* '''Oct 30''': A [[periodic]] (p5 or p4) [http://www.conwaylife.com/forums/viewtopic.php?p=65290#p65198 quinti-Snark] is constructed by Tanner Jacobi, with the usual implications for reductions to the glider gun collection.
* <!-- Oct 02 --> A [[true]] p33 gun is discovered [http://conwaylife.com/forums/viewtopic.php?f=2&t=3552&p=64281#p64266 by Arie Paap and Matthias Merzenich].
+
* '''Oct 29''': [[apgluxe]] v4.56-[[lifelib|ll]]2.0.5 and [[Catagolue]] add support for [[BSFKL]] rules.
* <!-- Sep 27 --> A [[true]] [[p52 gun]] is [http://conwaylife.com/forums/viewtopic.php?p=64084#p64084 completed by a collaborative effort].
+
* '''Oct 28''': A record-setting 39,693-tick methuselah, [[Wilma]], is discovered by [http://www.conwaylife.com/forums/viewtopic.php?t=&p=65124#p65124 Rob Liston] using a custom FPGA [[soup]] searcher.
* <!-- Sep 9 --> [[Dave Greene]] completes the construction of a stable [[line crosser]] with a [[repeat time]] of 501 ticks.
+
* '''Oct 27''': An [http://www.conwaylife.com/forums/viewtopic.php?p=65112#p65111 new LWSS synthesis] by [[Chris Cain]] allows for [[LWSS]], [[MWSS]], and [[HWSS]] guns with [[pseudo]] [[period]]s as low as 18.  18 is the minimum for HWSS streams.)
* <!-- Jul 15/19 --> The [[Minstrel]]s, a group of [[tagalong]]s for [[Sir Robin]], are discovered.
+
* '''Oct 21''': [[Hartmut Holzwart]] completes a [http://www.conwaylife.com/forums/viewtopic.php?p=64968#p64968 two-dimensionally extensible wick-supporting pushalong] with a minimum width of over a thousand cells.
* <!-- Jun 14 --> The [https://b3s23life.blogspot.com/2018/06/the-meaning-of-life-is-42-but-cost-of.html construction] of a [[reverse caber-tosser]] shows that any [[glider synthesis|glider-constructible]] object can be constructed with at most 35 [[glider]]s.
+
* '''Oct 21''': New [[Orthogonoid]]s with periods 2<sup>27</sup> and 2<sup>28</sup> are [http://www.conwaylife.com/forums/viewtopic.php?p=64949#p64949 constructed] by [[Dave Greene]], followed by a 2<sup>25</sup> version by [[Adam P. Goucher]].
* <!-- Apr 04 --> A [[p3 bumper|p3 reflector]] is discovered by Arie Paap based on Tanner Jacobi's [[bumper]] reaction.  This is the first reflector capable of reflecting a p39 glider stream.
+
* '''Oct 12''': A new [[:Category:Oscillators with period 14|period-14]] [[oscillator]], [[34P14.1]], is found by 'carybe'.
* <!-- Mar 06 --> [[Sir Robin]], the first [[elementary]] [[knightship]] in [[Conway's Game of Life|Life]], is discovered by [[Adam P. Goucher]] and [[Tomas Rokicki|Tom Rokicki]].
+
* '''Oct 11''': Christoph R. [http://www.conwaylife.com/forums/viewtopic.php?p=64623#p64623 discovers] a [http://www.conwaylife.com/forums/viewtopic.php?p=64627#p64627 new Fireship tagalong].
* <!-- Feb 19 --> The [[2-engine Cordership]] wins the 2017 [[Pattern of the Year]] competition, with [[Tanner's p46]] taking second place.
+
* '''Oct 10''': [[Dave Greene]] [http://www.conwaylife.com/forums/viewtopic.php?p=64590#p64590 completes the construction] of two new [[HashLife]]-friendly [[Demonoid]]s.
 +
* '''Oct 07''': [http://www.conwaylife.com/forums/viewtopic.php?p=64619#p64489 A complex 140-glider synthesis] of a c/2 signal traveling along a diagonal long<sup>N</sup> barge [[wire]] is completed by Martin Grant.
 +
* '''Oct 03''': A [http://conwaylife.com/forums/viewtopic.php?p=64315#p64315 p4 [[bouncer]] reflector] is constructed by Arie Paap.  With the p9 reflector, this completes the set of [[colour-changing]] and [[colour-preserving]] reflectors with periods from 4 to 9.
 +
* '''Oct 02''': A p9 reflector is discovered [http://conwaylife.com/forums/viewtopic.php?f=2&t=1452&start=1750#p64309 by Matthias Merzenich and "carybe"] based on Noam Elkies' [[bouncer]] reaction.  This is the first reflector capable of reflecting a p27 glider stream.
 +
* '''Oct 02''': A [[true]] p33 gun is discovered [http://conwaylife.com/forums/viewtopic.php?f=2&t=3552&p=64281#p64266 by Arie Paap and Matthias Merzenich].
 +
* '''Sep 27''': A [[true]] [[p52 gun]] is [http://conwaylife.com/forums/viewtopic.php?p=64084#p64084 completed by a collaborative effort].
 +
* '''Sep 9''': [[Dave Greene]] completes the construction of a stable [[line crosser]] with a [[repeat time]] of 501 ticks.
 +
* '''Jul 15/19''': The [[Minstrel]]s, a group of [[tagalong]]s for [[Sir Robin]], are discovered.
 +
* '''Jun 14''': The [https://b3s23life.blogspot.com/2018/06/the-meaning-of-life-is-42-but-cost-of.html construction] of a [[reverse caber-tosser]] shows that any [[glider synthesis|glider-constructible]] object can be constructed with at most 35 [[glider]]s.
 +
* '''Apr 04''': A [[p3 bumper|p3 reflector]] is discovered by Arie Paap based on Tanner Jacobi's [[bumper]] reaction.  This is the first reflector capable of reflecting a p39 glider stream.
 +
* '''Mar 06''': [[Sir Robin]], the first [[elementary]] [[knightship]] in [[Conway's Game of Life|Life]], is discovered by [[Adam P. Goucher]] and [[Tomas Rokicki|Tom Rokicki]].
 +
* '''Feb 19''': The [[2-engine Cordership]] wins the 2017 [[Pattern of the Year]] competition, with [[Tanner's p46]] taking second place.
  
 
==Also see==
 
==Also see==
 
* [[LifeWiki:Did you know archive]]
 
* [[LifeWiki:Did you know archive]]

Latest revision as of 20:05, 9 May 2020

The following is a list of past news items that ran on the Main Page. For current news items, see Template:CurrentNews.

2020

2019

2018

Also see