Live Science

The extreme marine heatwaves of 2023 may signal a tipping point for Earth's climate, a new study suggests. livescience.com/planet-earth/r…

Two days this summer have been unusually short, with the shortest expected on Aug. 5, leading global timekeepers to consider adding a negative leap second. livescience.com/planet-earth/e…

A transiting exoplanet has revealed a huge "spot" near the pole of its tiny M-dwarf parent star. The spot has been around at least 7 years and occupies 7% of the sun's surface. livescience.com/space/astronom…

Virginia opossums are the only marsupial species in North America. livescience.com/animals/land-m…

Will we ever have an underwater tunnel between New York and London? livescience.com/technology/eng…

A new report authored by California health officials describes a raw-milk-related outbreak of Salmonella that sickened dozens in 2023 and 2024. livescience.com/health/viruses…

Captured in infrared light by the James Webb Space Telescope, the peculiar star system Apep consists of two dying stars spewing their innards at each other. livescience.com/space/2-stars-…

Complex organic molecules found floating around a distant protostar could mean that space is far richer in life's precursors than scientists assumed. livescience.com/space/building…

In a proof-of-concept study, scientists have shown that flossing your teeth could be a way to deliver vaccinations that protect you against viruses. livescience.com/health/medicin…

A conjunction between a crescent moon and Mars joins an ongoing display of 'shooting stars,' making July 28 one of the best nights for skywatching all summer. livescience.com/space/planets/…

More advanced AI systems show a better capacity to scheme and lie to us, and they know when they're being watched — so they change their behavior to hide their deceptions. livescience.com/technology/art…

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be another nail in the coffin for the Planet Nine hypothesis. livescience.com/space/planets/…

Cut marks on a child's cervical vertebra found at Atapuerca in Spain suggests Homo antecessor was indiscriminate about cannibalism victims. livescience.com/archaeology/hu…

A controversial 2010 study that suggested bacteria could grow using arsenic instead of phosphorus has been retracted by the research journal Science. livescience.com/planet-earth/m…

Astronomers have used a novel technique to find evidence of a secret "buddy" star orbiting Betelgeuse, one of the brightest objects in the night sky — but this sun-size companion may not survive for long. livescience.com/space/astronom…

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar object 3I/ATLAS is roughly 7 miles wide, making it the largest of its kind ever seen. livescience.com/space/comets/3…

Researchers have identified a "mating arena" at Dinosaur Ridge where male theropods gathered during the Cretaceous period to display in front of females. livescience.com/animals/dinosa…

An Arctic expedition found a collection of ancient whale remains where a rapidly retreating glacier once lay. livescience.com/animals/whales…

Afghanistan's capital city of Kabul has an existential water problem and other cities may also be vulnerable. livescience.com/planet-earth/c…

Researchers at Google and OpenAI, among other companies, have warned that we may not be able to monitor AI's decision-making process for much longer. livescience.com/technology/art…