Swift has fallen: NASA's 22-year-old space telescope burns up over Sumatra - The reentry of NASA's dead Swift space telescope is the end of an era for rapid-response space science. astronomy

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Colorful 1,800-year-old belt buckle discovered in a Ukrainian forest may have belonged to a nomadic equestrian warrior -- A Roman-era belt buckle discovered in a Ukrainian forest hints at the ancient conflict between the Romans and the Dacians. -- Kristina Killgrove -- Published

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Scientists find the best evidence yet of potentially habitable volcanic vents on Mars -- Magma and a possible environment for ancient life might be present on Mars in the region of a large volcano on the Red Planet. -- Elizabeth Howell -- Published

2 hours ago

This self-powered toothbrush makes electricity to kill cavity-causing bacteria -- Researchers have created a self-charging toothbrush that helps fight the bacteria linked to cavities and gum disease while preventing plaque buildup. -- Isha Ishtiaq -- Published

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A 3,200-pound NASA spacecraft could fall to Earth any minute now -- 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. -- Brandon Specktor -- Last updated

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Southern Taurid meteor shower could bring fireballs ‪this week -‬ when and where to look -- The best time to see meteors during the Southern Taurid meteor shower is coming up soon. -- Jamie Carter -- Published

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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

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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

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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

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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

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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

2 days 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

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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

2 days 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

4 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

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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

5 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

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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

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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

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'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

5 days ago