1. We gave this Garmin smartwatch top marks for its fitness tracker features in our review and now it''s 300 cheaper
4. ''Just the tip of the iceberg'': Why risky asteroids like 2024 YR4 will pester Earth for decades to come
6. How to watch ''The Americas'': TV and streaming as Tom Hanks and Hans Zimmer join forces for new docu-series
7. Invisible DNA lurks everywhere in the environment — and we''re on the verge of decoding its secrets
15. ''A set of large teeth sticking out of the ground'': Scientists reveal ancient hypercarnivore discovered in Egyptian desert
18. 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
20. How to watch ''Museum Alive with David Attenborough'', as US streaming begins for CGI-fueled documentary
21. AI-designed chips so weird that ''humans cannot really understand them'' — but they perform better than anything we''ve created
24. Archaeologists discover tomb of Thutmose II — 1st ancient Egyptian burial of a pharaoh to be found in 100 years
28. ''Plastics are there and seem to be getting worse'': Viral study of microplastics in human brains shows worrisome trend, but has flaws
29. Lasers reveal 1,000-year-old Indigenous road near Chaco Canyon that aligns with the winter solstice
34. World''s glaciers are losing enough ice to fill 3 Olympic pools every second, terrifying new study finds
35. Quantum processor that uses entirely new state of matter could set us on the path to quantum supremacy
37. Shattered 1,800-year-old sword was ''ritually sacrificed'' and may be from Vandal warrior''s grave
39. Blood moon 2025: How to see the moon turn red over North America during March''s total lunar eclipse
40. Chance of ''city-killer'' asteroid 2024 YR4 smashing into Earth rises yet again to 3.1%, NASA reports
42. Strange corkscrew burrows and other unexpected structures discovered 4.7 miles deep in the Japan Trench
47. ''Perhaps it''s only a matter of time'': Intelligent life may be much more likely than first thought, new model suggests
48. Quantum simulation breakthrough will lead to ''discoveries impossible in today''s fastest supercomputers,'' Google scientists claim
52. AI ''brain decoder'' can read a person''s thoughts with just a quick brain scan and almost no training
55. ''Like a family photo of our solar system'': The James Webb telescope is watching 2 alien planets being born before our eyes
59. NASA rover discovers liquid water ''ripples'' carved into Mars rock — and it could rewrite the Red Planet''s history
60. Ancient Egyptian ''granary with scribes'' diorama: A miniature workplace found buried in a tomb from the Middle Kingdom
62. 1 million ''interstellar objects'' — each larger than the Statue of Liberty — may lurk in the outer solar system
65. Space photo of the week: James Webb telescope shocks scientists with image of ancient galaxy roaring back to life
76. ''Next generation of laptops'': Intel unveils blueprints for a fully repairable and modular computer
78. Pale Blue Dot: The iconic Valentine''s Day photo of Earth turns 35 today — and you''re probably in it
84. ''We were amazed'': Astronomers discover oldest, biggest black hole jet in the known universe — and there may be more
86. Parts of San Francisco and Los Angeles are sinking into the sea — meaning sea-level rise will be even worse
89. Scientists share groundbreaking image of the ''cosmic web'' connecting 2 galaxies near the dawn of time
96. Euclid telescope spots rare ''Einstein ring'' hiding near Earth — and an ancient, unnamed galaxy behind it
98. Sex leaves ''microbial traces'' on genitalia, even when a condom is used — scientists call it the ''sexome''
101. Watch robot dog and drone locked in fierce battle — blasting fireworks at each other in future warfare demo
102. A strange triangle will appear in the zodiac this month. How to see rare ''zodiacal light,'' before it disappears.
103. 2,500-year-old painted tomb with ''unique scene of smithy'' discovered at Etruscan necropolis in Italy
107. 100-year-old heart drug made from foxglove may help ''dissolve'' clumps of spreading cancer cells
109. Earthquakes at massive Alaska volcano Mount Spurr ramp up again — and there''s now a 50-50 chance of an eruption
111. Earth grew an extra, never-before-seen ''radiation belt'' after last year''s supercharged solar storm — and it''s probably still there
117. If any AI became ''misaligned'' then the system would hide it just long enough to cause harm — controlling it is a fallacy
120. Hims & Hers Super Bowl controversy: What the ad left out about its ''alternative'' weight-loss drugs
121. Mysterious tunnels sketched by Leonardo da Vinci in 1495 may finally have been discovered — hidden under a castle in Milan
123. In emergency decision, James Webb telescope will study ''city-killer'' asteroid 2024 YR4 before its close approach to Earth
127. MIT builds swarms of tiny robotic insect drones that can fly 100 times longer than previous designs
133. ''I encountered the terror of never finding anything'': The hollowness of AI art proves machines can never emulate genuine human intelligence
137. Scientists discover black holes spinning unexpectedly fast: ''You’re essentially looking at its fossil record''
146. Stunning, rainbow-colored object spotted by James Webb telescope could be an alien solar system in the making
149. 11,000-year-old settlement in Canada could rewrite history of Indigenous civilizations in North America
151. Romania''s trovants: The bulbous ''living'' rocks that inspired folkloric tales of dinosaur eggs and aliens
155. ''Incredible moment in history:'' Particle accelerator and AI offer first peek inside 2,000-year-old Herculaneum scroll
157. New ''Camp Hill'' virus discovered in Alabama is relative of deadly Nipah — the 1st of its kind in the US
159. Greenland''s ice sheet — the second biggest in the world — is cracking open at alarming speed, scientists discover
161. ''Bull''s-eye!'' Hubble telescope spots record-shattering 9-ring galaxy — and the cosmic ''dart'' that smashed through its center
163. Snow Moon 2025: How to see February''s full moon rise with the ''Heart of the Lion'' before Valentine''s Day
164. Watch humanoid robots waltzing seamlessly with humans thanks to AI motion tracking software upgrade
166. ''Impossible'' black holes detected by James Webb telescope may finally have an explanation — if this ultra-rare form of matter exists
169. Venus and the moon dance over the Eiffel Tower in stunning ''planetary parade'' photo from Paris
174. ''Stranded'' NASA astronaut Suni Williams photographed from Earth during record-breaking spacewalk. Can you spot her?
177. 1.4 million-year-old jaw that was ''a bit weird for Homo'' turns out to be from never-before-seen human relative
178. Ancient duck-like creature discovered in Antarctica may be the oldest modern bird ever discovered
179. ''It was so simple'': How Antarctica''s missing meteorites were discovered using a block of ice, a freezer and a lamp
185. The existence of intelligent aliens is ''highly likely'' — and they could await in our own galaxy
191. Earth from space: Golden river of toxic waste spills out from deadly mining disaster in South Africa
192. ''We''ve just seen earthquake after earthquake after earthquake'': Santorini earthquake swarm intensifies but likely won''t trigger volcano
200. Space photo of the week: James Webb and Hubble telescopes unite to solve ''impossible'' planet mystery
208. Fake studies are slowing slowing lifesaving medical research — all while fraudsters are getting rich, investigation reveals
210. Antarctic scale worm: The glitzy frilly horror show with giant protruding jaws that look like Alien''s xenomorph
212. Newly discovered super-Earth orbits in and out of its star''s habitable zone. Could life survive its extreme climate?
216. Infant mortality is on the rise in the US — experts point to stricter abortion laws as reasons why
218. 4,000-year-old footprints near Pompeii show people fleeing Mount Vesuvius eruption thousands of years before the famous one
220. Why is DeekSpeek such a game-changer? Scientists explain how the AI models work and why they were so cheap to build.
224. Was Alexander the Great eaten by sharks? Inside the wild theories for what happened to the iconic ruler''s body.
228. ''Zombie'' spiders infected by never-before-seen fungus discovered on grounds of destroyed Irish castle
229. Gigantic 500,000-mile ''hole'' in the sun''s atmosphere aims aurora-sparking solar wind at Earth (photo)
235. Newly discovered near-Earth asteroid isn''t an asteroid at all — it''s Elon Musk''s trashed Tesla
236. Alexander the Great quiz: How well do you know the famous king and conqueror from the ancient world?
241. Supermassive black holes in ''little red dot'' galaxies are 1,000 times larger than they should be, and astronomers don''t know why
246. Chinese astronauts make rocket fuel and oxygen in space using 1st-of-its kind ''artificial photosynthesis
247. 1,900-year-old papyrus ''best-documented Roman court case from Judaea apart from the trial of Jesus''
253. Boom Supersonic XB-1 smashes the sound barrier, becoming the 1st civil aircraft to go supersonic in US history
256. New glowing molecule, invented by AI, would have taken 500 million years to evolve in nature, scientists say
259. Earth from space: Italy''s ''ticking time bomb'' plays peek-a-boo through a mysterious hole in the clouds
260. Over 400 gold and silver Roman-era coins unearthed in the Netherlands depict rulers from Rome, Britain and Africa
263. 1,200-year-old remains of dismembered pregnant woman in Ecuador hint at ''enigmatic'' sacrifice to thwart El Niño
264. Bayeux Tapestry: A 1,000-year-old embroidery depicting William the Conqueror''s victory and King Harold''s grisly death
268. ''We are creating the fire equivalent of an ice age'': Humans have plunged Earth into the ''Pyrocene''
284. Chinese researchers just built an open-source rival to ChatGPT in 2 months. Silicon Valley is freaked out.
286. Catastrophic tipping point in Greenland reached as crystal blue lakes turn brown, belch out carbon dioxide
292. ''Supersonic jetstream'' with winds 130 times faster than a Category 5 hurricane spotted in the Milky Way
293. Invisible ''flickering'' on the sun could predict potentially dangerous solar flares hours in advance
294. Spotted hyena found in Egypt for 1st time in 5,000 years — then trackers killed it with a pickup truck
297. ''Queen of icebergs'' A23a is barreling toward a remote South Atlantic island. Millions of animals could be at risk
299. Potentially deadly ''chirping waves'' detected in baffling location near Earth, and scientists are stumped