1. Ancient rock art depicting hunters and geometric shapes discovered in Egypt''s Sinai Desert — and it spans a period of 10,000 years
3. ''Runaway'' black hole detected by the James Webb telescope adds a strange new chapter to our universe''s story
7. Science news this week: China turns a desert into a carbon sink, a Viking Age grave holds a giant who had brain surgery, real-life inception, and a last-minute Valentine''s gift idea from nature
9. Trump is bringing car pollution and other greenhouse gases back to America''s skies. Here are the health risks we all face from climate change.
11. Newly visible, city-size ''green comet'' will soon be ejected into interstellar space — just like 3I/ATLAS
13. ''It''s telling us there''s something big going on'': Unprecedented spike in atmospheric methane during the COVID-19 pandemic has a troubling explanation
14. Record-breaking gravitational wave puts Einstein''s relativity to its toughest test yet — and proves him right again
15. Canada could remove 5 times its annual carbon emissions by planting trees on edge of boreal forest, study finds
16. Archaeopteryx, one of the world''s first proto birds, has a set of weird, never-before-seen features, new study reveals
18. Subterranean tunnel, possibly used for medieval cult rituals, discovered in Stone Age tomb in Germany
22. Capture 2026''s space and astronomy highlights with one of our favorite astrophotography cameras — the Sony Alpha 7 IV has 20% off at Amazon
23. Risk of death from pregnancy in the US is 44 times higher than that from abortion, new analysis reveals
25. Antarctica ''ghost particle'' observatory gets major upgrade that could ''pave the way'' to physics breakthroughs
27. Medieval gold ring with dazzling blue gemstone discovered in Norway is a ''fantastically beautiful and rare specimen''
30. New study favors ''fuzzy'' dark matter as the backbone of the universe — contrary to decades of research
32. World''s oldest known sewn clothing may be stitched pieces of ice age hide unearthed in Oregon cave
34. Save 102 on our fitness experts'' recommended choice as the best walking treadmill, now at one of its lowest-ever prices
35. Needle-free insulin? Scientists invent gel that delivers insulin through the skin in animal studies
37. China has planted so many trees around the Taklamakan Desert that it''s turned this ''biological void'' into a carbon sink
38. Diagnostic dilemma: Teenager contracts rare ''welder''s anthrax,'' marking the ninth known case ever reported
39. Western Europe''s earliest known mule died 2,700 years ago — and it was buried with a partially cremated woman
40. Something supercharged Uranus with radiation during Voyager flyby 40 years ago. Scientists now know what.
47. Viking Age mass grave holds mysterious mix of dismembered human remains and complete skeletons, including a ''giant'' who''d had brain surgery
48. New ''sungrazing'' comet could become visible to the naked eye during the day — if the sun doesn''t destroy it
49. Impossibly powerful ''ghost particle'' that slammed into Earth may have come from an exploding black hole — and it could upend both particle physics and cosmology
52. Paleo-Inuit people braved icy seas to reach remote Greenland islands 4,500 years ago, archaeologists discover
55. Physicists push quantum boundaries by turning a superfluid into a supersolid — and back — for the first time
58. ''Maybe they''re waiting for something that only happens thousands of years later'': The hidden life ''sleeping'' deep beneath Earth for millions of years
59. Science history: ''Father of modern genetics'' describes his experiments with pea plants — and proves that heredity is transmitted in discrete units — Feb. 8, 1865
60. Anglo-Saxon children discovered buried with warrior gear in UK — perhaps as a nod to ''the men these children might have become''
61. ''A second set of eyes'': AI-supported breast cancer screening spots more cancers earlier, landmark trial finds
62. ''There''s no reason to ban us from playing'': Analysis debunks notion that transgender women have inherent physical advantages in sports
64. Science news this week: Anomalies inside Earth, leak on Artemis II, and how psychedelics may help treat PTSD
68. Extraordinary photo captures first appearance of Siberian peregrine falcon in Australia''s arid center
69. Scientist accidentally stumbles across bizarre ancient ‘wrinkle structures’ in Morocco that shouldn''t be there
70. Psychedelics may rewire the brain to treat PTSD. Scientists are finally beginning to understand how.
71. Psychedelic drug ayahuasca could treat PTSD, early studies hint. But exactly how it works isn''t clear.
72. Bandera Volcano Ice Cave: The weird lava tube in New Mexico whose temperature is always below freezing
75. Spotted lanternflies are invading the US. They may have gotten their evolutionary superpowers in China''s cities.
77. Black hole outburst ''Jetty McJetface'' is one of the most energetic objects in the universe — and only growing brighter
79. 7,500-year-old deer skull headdress discovered in Germany indicates hunter-gatherers shared sacred items and ideas with region''s first farmers
80. How well can AI and humans work together? Scientists are turning to Dungeons & Dragons to find out
82. Saltwater crocodiles crossed the Indian Ocean to reach the Seychelles — before humans arrived and wiped them out
91. Diagnostic dilemma: Man''s autopsy reveals unexpected ''boomerang-shaped'' structure in his heart
92. ''Textbooks will need to be updated'': Jupiter is smaller and flatter than we thought, Juno spacecraft reveals
94. A deer carrying the rotting head of its vanquished foe and a playful lynx shortlisted for Wildlife Photographer of the Year Nuveen People''s Choice Award
95. Asteroid 2024 YR4''s collision with the moon could create a flash visible from Earth, study finds
100. ''System in flux'': Scientists reveal what happened when wolves and cougars returned to Yellowstone
101. In the search for bees, Mozambique honey hunters and birds share a language with distinct, regional dialects
103. Physicists push thousands of atoms to a ''Schrödinger''s cat'' state — bringing the quantum world closer to reality than ever before
104. Trippy ''biomass'' snap reveals first detailed look at our planet''s carbon stores — Earth from space
107. What is Moltbook? A social network for AI threatens a ''total purge'' of humanity — but some experts say it''s a hoax
108. Enormous ''mega-blob'' under Hawaii is solid rock and iron, not gooey — and it may fuel a hotspot
110. The Colorado River''s largest tributary flows ''uphill'' for over 100 miles — and geologists may finally have an explanation for it
111. Artemis II simulated launch window opens tonight as NASA delays mission due to ''rare Arctic outbreak''
115. ''It''s similar to how Google can map your home without your consent'': Why using aerial lasers to map an archaeology site should have Indigenous partnership
116. ''Nose-in-a-dish'' reveals why the common cold hits some people hard, while others recover easily
118. Rare medieval seal discovered in UK is inscribed with ''Richard''s secret'' and bears a Roman-period gemstone
120. Stellar nursery bursts with newborn stars in hauntingly beautiful Hubble telescope image — Space photo of the week
125. ''The problem isn''t just Siri or Alexa'': AI assistants tend to be feminine, entrenching harmful gender stereotypes
126. Science news this week: ''Cloud People'' tomb found in Mexico, pancreatic cancer breakthrough, and the AI swarms poised to take over social media
132. Thousands of dams in the US are old, damaged and unable to cope with extreme weather. How bad is it?
133. ''Part of the evolutionary fabric of our societies'': Same-sex sexual behavior in primates may be a survival strategy, study finds
134. More than 43,000 years ago, Neanderthals spent centuries collecting animal skulls in a cave; but archaeologists aren''t sure why
137. The Snow Moon will ''swallow'' one of the brightest stars in the sky this weekend: Where and when to look
138. Halley wasn''t the first to figure out the famous comet. An 11th-century monk did it first, new research suggests.
139. ''Previously unimaginable'': James Webb telescope breaks own record again, discovering farthest known galaxy in the universe
141. 50-year-old NASA jet crashes in flames on Texas runway — taking it out of the Artemis II mission
142. 5,000-year-old rock art from ancient Egypt depicts ''terrifying'' conquest of the Sinai Peninsula
145. Drones could achieve ''infinite flight'' after engineers create laser-based wireless power system that charges them from the ground
148. AI tool reveals hundreds of ''anomalies'' in Hubble telescope archives — and some defy classification
150. Complex building blocks of life can form on space dust — offering new clues to the origins of life
152. 430,000-year-old wooden handheld tools from Greece are the oldest on record — and they predate modern humans
154. Next-generation AI ''swarms'' will invade social media by mimicking human behavior and harassing real users, researchers warn
156. NASA is preparing for simulated launch of Artemis II mega moon rocket — and it could happen as early as Saturday
157. Days numbered for ''risky'' lithium-ion batteries, scientists say, after fast-charging breakthrough in sodium-ion alternative
161. ''Doomsday Clock'' ticks 4 seconds closer to midnight as unregulated AI and ''mirror life'' threaten humanity
162. ''The dream has come true'': Standard model of cosmology holds up in massive 6-year study of the universe — with one big caveat
163. Creepy humanoid robot face learned to move its lips more accurately by staring at itself in the mirror, then watching YouTube
164. 160,000-year-old sophisticated stone tools discovered in China may not have been made by Homo sapiens
165. Rock climbers in Italy accidentally discovered evidence of an 80-million-year-old sea turtle stampede
166. Ancient lake full of crop circles lurks in the shadow of Saudi Arabia''s ''camel-hump'' mountain — Earth from space
170. 1,400-year-old Zapotec tomb discovered in Mexico features enormous owl sculpture symbolizing death
172. People with more ''brown fat'' have healthier cardiovascular systems. A new study in mice may explain why.
173. Microsoft says its newest AI chip Maia 200 is 3 times more powerful than Google''s TPU and Amazon''s Trainium processor
177. How to see 2 total solar eclipses in the next 2 years — including the ''eclipse of the century''
179. Google Glass has found yet another lease of life — but is it too little too late for smart glasses?
180. James Webb telescope peers into ''Eye of God'' and finds clues to life''s origins — Space photo of the week
182. 2,500 years ago, people in Bulgaria ate dog meat at feasts and as a delicacy, archaeological study finds
184. AI can develop ''personality'' spontaneously with minimal prompting, research shows. What does that mean for how we use it?
185. Science news this week: The world''s oldest rock art, giant freshwater reservoir found off the East Coast, and the biggest solar radiation storm in decades
189. Astronomers discover a gigantic, wobbling black hole jet that ''changes the way we think about the galaxy''
190. Some of the oldest harpoons ever found reveal Indigenous people in Brazil were hunting whales 5,000 years ago
191. ''A real revolution'': The James Webb telescope is upending our understanding of the biggest, oldest black holes in the universe
192. Chocolate Hills: The color-changing mounds in the Philippines that inspired legends of mud-slinging giants
195. Stream Will Smith''s Pole to Pole and many more nature and science documentaries with a 33% saving in this limited-time Disney deal
198. Arctic blast will bring ''life-threatening'' temperatures and dump snow on 150 million Americans. But will it make the trees explode?
199. 5,500-year-old human skeleton discovered in Colombia holds the oldest evidence yet that syphilis came from the Americas
204. Californians have been using far less water than suppliers estimated — what does this mean for the state?
205. Scientists may be approaching a ''fundamental breakthrough in cosmology and particle physics'', if dark matter and ''ghost particles'' can interact
206. Lab mice that ''touch grass'' are less anxious — and that highlights a big problem in rodent research
209. Stunning time-lapse video captured using ''artificial eclipse'' shows 3 massive eruptions on the sun
210. Enormous freshwater reservoir discovered off the East Coast may be 20,000 years old and big enough to supply NYC for 800 years
211. World''s oldest known rock art predates modern humans'' entrance into Europe — and it was found in an Indonesian cave
216. Diagnostic dilemma: A woman experienced delusions of communicating with her dead brother after late-night chatbot sessions
218. ''Like watching a cosmic volcano erupt'': Scientists see monster black hole ''reborn'' after 100 million years
219. Tiny improvements in sleep, nutrition and exercise could significantly extend lifespan, study suggests
221. Earth hit by biggest ''solar radiation storm'' in 23 years, triggering Northern Lights as far as Southern California
225. 1,700-year-old Roman marching camps discovered in Germany — along with a multitude of artifacts like coins and the remnants of shoes
226. Giant underwater plumes triggered by 7-story waves at Nazaré captured off Portuguese coast — Earth from space
227. Indigenous TikTok star ''Bush Legend'' is actually AI-generated, leading to accusations of ''digital blackface''
230. Eerie ''sand burials'' of elite Anglo-Saxons and their ''sacrificed'' horse discovered near UK nuclear power plant
231. Last year, the oceans absorbed a record-breaking amount of heat — equivalent to 12 Hiroshima bombs exploding every second
232. Remnants of spills on Renaissance-era textbook reveal recipes for ''curing'' ailments with lizard heads and human feces
234. Nebra Sky Disc: The world''s oldest depiction of astronomical phenomena — and it may depict the Pleiades
235. James Webb telescope reveals sharpest-ever look at the edge of a black hole — and it could solve a major galactic mystery
236. Astronomers confirm earliest Milky Way-like galaxy in the universe, just 2 billion years after the Big Bang
237. Viruses that evolved on the space station and were sent back to Earth were more effective at killing bacteria
241. Strange discovery offers ''missing link'' in planet formation: ''This fundamentally changes how we think about planetary systems''
242. James Webb telescope spots ''failed stars'' in a breathtaking cluster near Earth — Space photo of the week
244. This is SPARDA: A self-destruct, self-defense system in bacteria that could be a new biotech tool
247. ''The scientific cost would be severe'': A Trump Greenland takeover would put climate research at risk
248. Science news this week: ISS medical evacuation, Mars Sample Return canceled, and woolly rhino flesh found in permafrost wolf
251. Artemis 2 update: NASA to wheel historic, 11 million-pound rocket to the launch pad this weekend
252. Famed archaeologist Zahi Hawass says he''s close to finding Nefertiti''s tomb in new documentary
256. Ancient mummified cheetahs discovered in Saudi Arabia contain preserved DNA from the long-lost population
258. Tapping into new ''probabilistic computing'' paradigm can make AI chips use much less power, scientists say
260. New map of Antarctica reveals hidden world of lakes, valleys and mountains buried beneath miles of ice
263. Our model of the universe is deeply flawed — unless space is actually a ''sticky fluid'', new research hints
265. NASA''s powerful new Roman Space Telescope is complete — and will soon begin mission to find 100,000 alien worlds
269. James Webb telescope saw black holes emerging from ''cocoons'' near the dawn of time, new study hints
270. One of the last woolly rhinos to walk Earth was eaten by a wolf pup — and scientists have now sequenced its genome from the undigested meat
271. ''One of those rare ''wow'' moments'': Zombie star near Earth has a rainbow shockwave that ''shouldn''t be there''
272. 18 of Earth''s biggest river deltas — including the Nile and Amazon — are sinking faster than global sea levels are rising
273. James Webb telescope solves cosmic murder mystery in ''Pablo''s Galaxy'' — and it was a black hole who done it
275. How to watch ''Pole to Pole with Will Smith'' — TV and streaming details as Oscar-winning actor blends adventure and scientific discovery
276. Most complete Homo habilis skeleton ever found dates to more than 2 million years ago and retains ''Lucy''-like features
279. Scientists study 100 possible alien radio signals from collapsed Arecibo Observatory, ending groundbreaking 21-year search
280. Mega-iceberg A23a, formerly the world''s largest, turns into bright ''blue mush'' as it finally dies after 40 years at sea
281. Artemis 2 mission update: Rollout imminent as NASA prepares first crewed Artemis mission to the moon
282. Parkfield, San Andreas, and the quest for a ''crystal ball'' for predicting earthquakes before they happen
285. Ethereal ice structures swirl alongside Chicago during extreme cold snap fueled by polar vortex — Earth from space
287. Metal compounds identified as potential new antibiotics, thanks to robots doing ''click chemistry''
288. Astronomers may have already spotted the ''Great Comet of 2026'' — and it could soon be visible to the naked eye
290. Tumba Madžari Great Mother: A boxy goddess figurine from North Macedonia designed to protect Stone Age houses 7,800 years ago
292. Giant cosmic ''sandwich'' is the largest planet-forming disk ever seen — Space photo of the week
294. Oddball ''platypus galaxies'' spotted by James Webb telescope may challenge our understanding of galaxy formation
295. Science news this week: A runaway black hole, a human ancestor discovered in Casablanca cave, and vaccine schedule slashed
298. China''s ''artificial sun'' reactor shatters major fusion limit — a step closer to near-limitless clean energy
299. Homo erectus wasn''t the first human species to leave Africa 1.8 million years ago, fossils suggest
300. Giant sunspot that triggered recent solar ''superstorm'' shot out nearly 1,000 flares and a secret X-rated explosion, record-breaking study reveals