A 3,200-pound NASA spacecraft could fall to Earth tonight - NASA's Swift Observatory is about to make a fiery reentry through Earth's atmosphere after a private mission to save it failed. Most of the spacecraft will burn up in orbit. space-exploration

4 hours ago

Would you risk your health to visit Mars? -- Poll -- A recent rat study hinted that cosmic radiation could pose health risks for future Mars explorers. Live Science asks its readers whether they'd take the journey anyway. -- Kenna Hughes-Castleberry

27 minutes ago

'Quite a light show': NASA astronaut snaps atmospheric fireball as Russian rocket explodes over West Africa -- Earth from space -- An American astronaut on board the ISS recently snapped a spectacular "fireball" streaking across the nighttime sky over West Africa. The striking "light show" shows a Russian rocket being vaporized as it reenters the upper atmosphere. -- Harry Baker

4 hours ago

Mars-bound astronauts could face years of heart scarring, rat study hints -- Rats that were exposed to radiation similar to what Mars-bound astronauts might face showed higher levels of scar tissue in their hearts, indicating they were more vulnerable to heart failure. -- Helena Kudiabor -- Published

11 hours ago

5,300-year-old kidney stone the size of a grape found in Bronze Age man's burial near Black Sea -- Researchers identified a 5,300-year-old kidney stone in the burial of a Bronze Age cattle herder in Russia. -- Kristina Killgrove -- Published

11 hours ago

Traces of ancient blood found in 115 million-year-old dinosaur fossil, new study claims -- Chemical signatures found in a Brazilian dinosaur bone may be preserved red blood cells, a new study suggests, but not all experts agree. -- Kenna Hughes-Castleberry -- Published

12 hours ago

Buried for 2,600 years beneath Nile mud, a massive ancient Egyptian complex was just found - from space -- Satellite radar and underground electrical scans have revealed a 2,600-year-old structure at Buto, one of ancient Egypt's most sacred cities. The real surprise wasn't the walls - but what was underneath them. -- Wafaa Tantawy -- Published

1 day ago

Blue whales have gone missing off the Galapagos. Scientists think El Ni o could be why. -- Analysis -- Blue whale sightings have fallen off dramatically near the Galapagos. El Ni o may be to blame. -- Maria de los Angeles Orfila

4 hours ago

Astronomers may have been wrong about what ended the 'Cosmic Dark Age' -- How did the universe transition from an impenetrable fog of hydrogen into the bright and starlit cosmos we see today? Astronomers think they're onto the answer. -- Ivan Farkas -- Published

1 day ago

Ghostly statue of 'shrine maiden' discovered at 1,500-year-old burial mound in Japan -- Archaeologists have unearthed a human-shaped funeral offering that may represent an ancient Japanese priestess. -- Kristina Killgrove -- Published

3 days ago

Neuroscientists reveal method to train people to have lucid dreams - and it involves virtual reality and meditation -- People who had no recollection of a lucid dream over the past three years developed the skill after one month of performing a novel training regimen twice a week, neuroscientists report. -- Kamal Nahas -- Published

3 days ago

Jupiter, Saturn, Uranus and Neptune could destroy each other sooner than we thought, simulations hint -- The outer solar system will descend into chaos just a few billion years after the sun exhausts its fuel ‪-‬ much sooner than scientists previously thought, a new study suggests. -- Abha Jain -- Published

4 days ago

Nearly 30% of US adults admit to lying about or exaggerating their symptoms to get antibiotics from doctors, survey finds -- In two new surveys, U.S. adults report lying to their doctors and their children's doctors about symptoms in hopes of being prescribed antibiotics. -- Nicoletta Lanese -- Published

4 days ago

Could AI ever build itself? Scientists map the road to the 'last AI built by humans.' -- Analysis -- Researchers hope recursive self-improvement could tackle the skyrocketing costs of developing advanced AI models. But is it viable? -- Owen Hughes

4 hours ago

Bright object beyond Pluto may be the solar system's sixth dwarf planet -- The Vera C. Rubin Observatory has found what might be a new dwarf planet in our solar system, orbiting the sun on an inclined plane past Pluto. -- Damien Pine -- Published

4 days ago

'This is so crazy!': Virginia college student looking for shark teeth finds rare Native American spearpoint -- A biology student found a Native American stone spearpoint when searching for shark teeth along the coast of Virginia. -- Kristina Killgrove -- Published

4 days ago

Decapitated man buried near fort in Roman-era Scotland gets a new virtual face -- See the new facial reconstruction of a man from Roman-era Scotland who was decapitated after his death and buried near a Roman fort. -- Tom Metcalfe -- Published

5 days ago

First clear image of China's mysterious 'divine dragon' space plane revealed in US government report -- The Defense Intelligence Agency's latest "Challenges to Security in Space" report included a declassified satellite photo of China's Shenlong, or "divine dragon," space plane, which has released at least nine mysterious payloads into low Earth orbit since 2022. -- Harry Baker -- Last updated

5 days ago

James Webb telescope discovers rare ring galaxy and 'intruder' 2 billion years after the Big Bang -- Astronomers using the James Webb Space Telescope have observed a galaxy with a ring of newborn stars as it appeared 2.1 billion years after the Big Bang - hinting that the early universe may have been more chaotic than once thought. -- Shreejaya Karantha -- Last updated

5 days ago

New simulation shows the first 2 billion years of the universe's history play out in stunning detail -- A new program aims to help scientists figure out how the ingredients of the universe formed early galaxies, which lit up the cosmos after a "dark age." -- Elizabeth Howell -- Published

5 days ago