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Latest science news: Interstellar comet 3I/ATLAS makes closest approach to Earth
LIVE Thursday, Dec. 18, 2025: Your daily feed of the biggest discoveries and breakthroughs making headlines.
NASA eyes 3I/ATLAS with alien-hunting Clipper spacecraft in new image
NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.
Undersea lava rubble acts as a 'sponge' for carbon dioxide, study finds
Lava rubble at the bottom of the sea is acting like a giant "sponge" for carbon dioxide, ancient cores reveal.
It matters what time of day you get cancer treatment, study suggests
Giving immunotherapy earlier in the day can significantly extend patients' survival, compared to giving treatment later in the day, a new study of lung cancer shows.
Oldest known evidence of father-daughter incest found in 3,700-year-old bones in Italy
Archaeologists have found the earliest DNA evidence to date of a father-daughter pairing.
Rare 1,300-year-old medallion decorated with menorahs found near Jerusalem's Temple Mount
An excavation at the City of David in Jerusalem unearthed a 1,300-year-old medallion decorated with a seven-branched menorah on each side.
NASA's Parker Solar Probe mapped an unseen part of the sun at its most active moment
Data from NASA's Parker Solar Probe has enabled astronomers to map the unssen surface of the sun's atmosphere for the first time.
Mysterious, irradiated 'scar' in our galaxy may finally have an explanation
Astronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our sun millions of years ago.
Pumas in Patagonia started feasting on penguins — but now they're behaving strangely, a new study finds
Pumas in Patagonia, Argentina are eating penguins in a national park — and it's changing how the big cats are interacting with each other.
Spiders on Jupiter? Scientists uncover secret origins of arachnid-like 'demon' lurking on gas giant's moon.
A new study reveals the likely origin of a mysterious spider-like pattern first spotted on Jupiter's moon Europa in 1998. The finding could have implications for a NASA spacecraft en route to the frozen world.
Detectorists find Anglo-Saxon treasure hoard that may have been part of a 'ritual killing'
These Anglo-Saxon accessories were recovered from the side of a hill in England and may be from a hoard, a ritual deposit or a collection of stolen items.
Saturn's largest moon may be riddled with 'slushy tunnels' that contain alien life, new study hints
Decades ago, a spacecraft suggested Saturn's largest moon, Titan, had an ocean. New observations suggest that the liquid may look more like slush.
James Webb telescope finds supermassive black hole hidden inside 'Jekyll and Hyde' galaxy
The discovery of a hidden supermassive black hole inside an ancient galaxy suggests that some of our universe's most extreme objects could be invisible unless observed in infrared wavelengths, James Webb telescope observations reveal.
Snakes' mind-bending 'heat vision' inspires scientists to build a 4K imaging system that could one day fit into your smartphone
The human eye can only detect wavelengths in the visible light range, but a new imaging system will let us "see" infrared radiation using smartphones.
Pompeii victims were wearing woolen cloaks in August when they died — but experts are split on what that means
Some of the victims at Pompeii were wearing woolen cloaks when they died, even though it was August, new research finds.
Ancient burrowing bees made their nests in the tooth cavities and vertebrae of dead rodents, scientists discover
Scientists made a unique discovery in a cave on the Caribbean island of Hispaniola: dozens of fossilized bee nests inside rodent bones that were deposited by owls thousands of years ago.
Heart attacks are less harmful at night. And that might be key to treating them.
Controlling immune cells' internal clocks helped reduce inflammatory damage in conditions like heart attack and sickle cell disease, a mouse study found.
James Webb telescope may have spotted the earliest supernova in the universe
Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been produced by the explosion of a massive star just 730 million years after the Big Bang.
