1. ''This doesn''t appear in computer simulations'': Hubble maps chaotic history of Andromeda galaxy, and it''s nothing like scientists expected
2. Powerful ''equinox auroras'' may arrive soon: Why changing seasons can bring the best northern lights
10. Poisoning or bacterial meningitis could be behind dozens of mysterious deaths in the Democratic Republic of the Congo
15. Scientists discover simpler way to achieve Einstein''s ''spooky action at a distance'' thanks to AI breakthrough — bringing quantum internet closer to reality
16. ''Planet parade'' ends with a rare conjunction of Venus and Mercury at sunset. Here''s how to watch.
20. 2,400-year-old puppets with ''dramatic facial expression'' discovered atop pyramid in El Salvador
24. 125 million-year-old fossil of giant venomous scorpion that lived alongside dinosaurs discovered in China
28. Ancient Egyptian city of Alexandria — the birthplace of Cleopatra — is crumbling into the sea at an unprecedented rate
33. Spectacular photo taken from ISS shows ''gigantic jet'' of upward-shooting lightning towering 50 miles over New Orleans
37. ''Einstein''s equations need to be refined'': Tweaks to general relativity could finally explain what lies at the heart of a black hole
39. Sunrise on the moon captured by Blue Ghost spacecraft after NASA and Firefly Aerospace announce successful lunar landing
45. Italy''s Campi Flegrei volcano may unleash devastating eruptions more often than we thought, ancient outburst suggests
51. ''Cosmic Horseshoe'' may contain black hole the size of 36 billion suns — one of the largest ever detected
52. King of the cave centipede: The deadly, blind giant that evolved in the darkness of a Romanian cave
56. This year''s flu shot was up to 78% effective at preventing hospitalization in kids, early data find
60. 150,000-year-old stone tools reveal humans lived in tropical rainforests much earlier than thought
63. Walvis Bay saltworks: The monster refinery in Namibia with colorful ponds that cover the land like patchwork
70. New ''Ocelot'' quantum processor inspired by Schrödinger''s cat could scale up quantum computers by massively slashing errors
72. ''It''s extremely worrisome.'' NASA''s James Webb Space Telescope faces potential 20% budget cut just 4 years after launch
75. Neanderthal ''population bottleneck'' around 110,000 years ago may have contributed to their extinction
79. Chinese scientists reveal plans for near-invisible stealth missiles that could ''redefine modern warfare''
80. Rare fresco discovered in Pompeii shows type of woman who ''breaks free from male order to dance freely, go hunting and eat raw meat in the mountains''
81. ''Planet parade'' 2025: See the ultra-rare planetary alignment peak this week, before Saturn gets swallowed by the sunset
84. ''Utterly cataclysmic'': James Webb telescope spots 2 alien planets disintegrating before our eyes
87. Thutmose II tomb discovery raises new mysteries: Where is his mummy, and why wasn''t he buried in the Valley of the Kings?
93. Scientists create world''s 1st chip that can protect data in the age of quantum computing attacks
97. Earth from space: Rare ''sunglint'' transforms the Mediterranean Sea into a swirling, silver mirror
105. ''Math Olympics'' has a new contender — Google''s AI now ''better than human gold medalists'' at solving geometry problems
108. ''Nailed-head ritual'' in Iron Age Spain was more ''complex than initially thought,'' severed skulls reveal
110. See heartbreaking photos of ''bumpy'' giraffe in South Africa with viral disease rarely seen in these tall animals
112. Space photo of the week: James Webb telescope reveals mysterious ''light echo'' in the broken heart of Cassiopeia
117. China is building a space telescope to rival the JWST — and it could survive in orbit decades longer
119. We gave this Garmin smartwatch top marks for its fitness tracker features in our review and now it''s 300 cheaper
122. ''Just the tip of the iceberg'': Why risky asteroids like 2024 YR4 will pester Earth for decades to come
124. How to watch ''The Americas'': TV and streaming as Tom Hanks and Hans Zimmer join forces for new docu-series
125. Invisible DNA lurks everywhere in the environment — and we''re on the verge of decoding its secrets
133. ''A set of large teeth sticking out of the ground'': Scientists reveal ancient hypercarnivore discovered in Egyptian desert
136. The Vortex Optics 10x36 Monocular is superbly capable for birdwatching, outdoor activities and even basic astronomy — now with a 50 saving in this Adorama deal
138. How to watch ''Museum Alive with David Attenborough'', as US streaming begins for CGI-fueled documentary
139. AI-designed chips so weird that ''humans cannot really understand them'' — but they perform better than anything we''ve created
142. Archaeologists discover tomb of Thutmose II — 1st ancient Egyptian burial of a pharaoh to be found in 100 years
146. ''Plastics are there and seem to be getting worse'': Viral study of microplastics in human brains shows worrisome trend, but has flaws
147. Lasers reveal 1,000-year-old Indigenous road near Chaco Canyon that aligns with the winter solstice
152. World''s glaciers are losing enough ice to fill 3 Olympic pools every second, terrifying new study finds
153. Quantum processor that uses entirely new state of matter could set us on the path to quantum supremacy
155. Shattered 1,800-year-old sword was ''ritually sacrificed'' and may be from Vandal warrior''s grave
157. Blood moon 2025: How to see the moon turn red over North America during March''s total lunar eclipse
158. Chance of ''city-killer'' asteroid 2024 YR4 smashing into Earth rises yet again to 3.1%, NASA reports
160. Strange corkscrew burrows and other unexpected structures discovered 4.7 miles deep in the Japan Trench
161. Our galaxy''s monster black hole is spitting out mysterious flares, James Webb telescope reveals
165. ''Perhaps it''s only a matter of time'': Intelligent life may be much more likely than first thought, new model suggests
166. Quantum simulation breakthrough will lead to ''discoveries impossible in today''s fastest supercomputers,'' Google scientists claim
170. AI ''brain decoder'' can read a person''s thoughts with just a quick brain scan and almost no training
173. ''Like a family photo of our solar system'': The James Webb telescope is watching 2 alien planets being born before our eyes
177. NASA rover discovers liquid water ''ripples'' carved into Mars rock — and it could rewrite the Red Planet''s history
178. Ancient Egyptian ''granary with scribes'' diorama: A miniature workplace found buried in a tomb from the Middle Kingdom
180. 1 million ''interstellar objects'' — each larger than the Statue of Liberty — may lurk in the outer solar system
183. Space photo of the week: James Webb telescope shocks scientists with image of ancient galaxy roaring back to life
194. ''Next generation of laptops'': Intel unveils blueprints for a fully repairable and modular computer
196. Pale Blue Dot: The iconic Valentine''s Day photo of Earth turns 35 today — and you''re probably in it
202. ''We were amazed'': Astronomers discover oldest, biggest black hole jet in the known universe — and there may be more
204. Parts of San Francisco and Los Angeles are sinking into the sea — meaning sea-level rise will be even worse
207. Scientists share groundbreaking image of the ''cosmic web'' connecting 2 galaxies near the dawn of time
214. Euclid telescope spots rare ''Einstein ring'' hiding near Earth — and an ancient, unnamed galaxy behind it
216. Sex leaves ''microbial traces'' on genitalia, even when a condom is used — scientists call it the ''sexome''
219. Watch robot dog and drone locked in fierce battle — blasting fireworks at each other in future warfare demo
220. A strange triangle will appear in the zodiac this month. How to see rare ''zodiacal light,'' before it disappears.
221. 2,500-year-old painted tomb with ''unique scene of smithy'' discovered at Etruscan necropolis in Italy
225. 100-year-old heart drug made from foxglove may help ''dissolve'' clumps of spreading cancer cells
227. Earthquakes at massive Alaska volcano Mount Spurr ramp up again — and there''s now a 50-50 chance of an eruption
229. Earth grew an extra, never-before-seen ''radiation belt'' after last year''s supercharged solar storm — and it''s probably still there
235. If any AI became ''misaligned'' then the system would hide it just long enough to cause harm — controlling it is a fallacy
238. Hims & Hers Super Bowl controversy: What the ad left out about its ''alternative'' weight-loss drugs
239. Mysterious tunnels sketched by Leonardo da Vinci in 1495 may finally have been discovered — hidden under a castle in Milan
241. In emergency decision, James Webb telescope will study ''city-killer'' asteroid 2024 YR4 before its close approach to Earth
245. MIT builds swarms of tiny robotic insect drones that can fly 100 times longer than previous designs
251. ''I encountered the terror of never finding anything'': The hollowness of AI art proves machines can never emulate genuine human intelligence
255. Scientists discover black holes spinning unexpectedly fast: ''You’re essentially looking at its fossil record''
264. Stunning, rainbow-colored object spotted by James Webb telescope could be an alien solar system in the making
267. 11,000-year-old settlement in Canada could rewrite history of Indigenous civilizations in North America
269. Romania''s trovants: The bulbous ''living'' rocks that inspired folkloric tales of dinosaur eggs and aliens
273. ''Incredible moment in history:'' Particle accelerator and AI offer first peek inside 2,000-year-old Herculaneum scroll
275. New ''Camp Hill'' virus discovered in Alabama is relative of deadly Nipah — the 1st of its kind in the US
277. Greenland''s ice sheet — the second biggest in the world — is cracking open at alarming speed, scientists discover
279. ''Bull''s-eye!'' Hubble telescope spots record-shattering 9-ring galaxy — and the cosmic ''dart'' that smashed through its center
281. Snow Moon 2025: How to see February''s full moon rise with the ''Heart of the Lion'' before Valentine''s Day
282. Watch humanoid robots waltzing seamlessly with humans thanks to AI motion tracking software upgrade
284. ''Impossible'' black holes detected by James Webb telescope may finally have an explanation — if this ultra-rare form of matter exists
287. Venus and the moon dance over the Eiffel Tower in stunning ''planetary parade'' photo from Paris
292. ''Stranded'' NASA astronaut Suni Williams photographed from Earth during record-breaking spacewalk. Can you spot her?
295. 1.4 million-year-old jaw that was ''a bit weird for Homo'' turns out to be from never-before-seen human relative
296. Ancient duck-like creature discovered in Antarctica may be the oldest modern bird ever discovered
297. ''It was so simple'': How Antarctica''s missing meteorites were discovered using a block of ice, a freezer and a lamp