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By Ashley Strickland, CNN (CNN) — The latest images of an interstellar comet shared by NASA have captured how an array of spacecraft witnessed a flyby that was truly out of this world, revealing clues to the object’s composition. Astronomers first detected the rare comet, known as 3I/ATLAS, on July 1. It’s only the third

By Ella Nilsen, CNN (CNN) — The Trump administration moved on Wednesday to roll back Biden-era protections for endangered species and their habitats. The Interior Department’s Fish and Wildlife Service and NOAA’s National Marine Fisheries Service proposed restoring rules from the first Trump administration that stripped safeguards for plants and animals threatened by human development

By Taylor Nicioli, CNN (CNN) — Upon the open grasslands of what is now Kazakhstan, there once stood a Bronze Age settlement that may have served as a center of exchange and power around 1600 BC. The settlement — called Semiyarka and nicknamed “The City of Seven Ravines” for its location overlooking a network of

By Mindy Weisberger, CNN (CNN) — Scientists say they have for the first time unlocked how a parasitic ant uses chemical warfare to take over the nest of a different species, by tricking workers into an unlikely assassination. The deadly scheme unfolds like a Shakespearean drama. In an ant colony, the queen is dying, under

By Gina Park, CNN (CNN) — Sky-gazers worldwide may get the chance to see a celestial display this week as the annual Leonid meteor shower reaches its peak. The Leonids are set to peak at 1 p.m. ET Monday, according to EarthSky. You may start glimpsing meteors at 11 p.m. Sunday local time, which is

By Ashley Strickland, CNN (CNN) — For the first time, astronomers say they have spotted a giant explosion released by a star beyond our solar system. The eruption was similar in some ways to those unleashed by our sun, such as the solar storms that graced the night skies with auroras last week on Earth,

By Amarachi Orie, CNN (CNN) — A scientist in Japan has developed a technique that uses brain scans and artificial intelligence to turn a person’s mental images into accurate, descriptive sentences. While there has been progress in using scans of brain activity to translate the words we think into text, turning our complex mental images

By Katie Hunt, CNN (CNN) — Researchers have analyzed a sample of DNA believed to belong to Adolf Hitler, which they say reveals the dictator of Nazi Germany had a genetic marker for a rare disorder that can delay puberty, according to a new documentary. The research, which took more than four years to complete,

By Jackie Wattles, CNN (CNN) — Blue Origin, the rocket company founded by Amazon multibillionaire Jeff Bezos, launched its towering New Glenn rocket on a mission that marked its first major test. Carrying a pair of satellites that are destined to take a long, winding trip to Mars, New Glenn took flight from Cape Canaveral

By Mindy Weisberger, CNN (CNN) — Scientists have newly described three extraordinary species of tree toad that leapfrog over the egg-to-tadpole stage. The females give birth on land to dozens of toadlets, each measuring just a few millimeters long. Live birth, or skipping the egg-laying and larva stage, is extremely rare in amphibians. Among nearly

By Ashley Strickland, CNN (CNN) — For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south as Florida. The cause: dual solar storms unleashed by the sun reaching Earth. A severe storm was initially predicted for Thursday as well, with the potential for the northern tier of the

By Laura Paddison, CNN (CNN) — California Gov. Gavin Newsom pulled no punches at the COP30 climate talks in Brazil on Tuesday, calling President Donald Trump an “invasive species” and a “wrecking ball” during discussions about the US absence from global climate action. Newsom, a Democrat widely viewed as a likely presidential candidate in 2028,

By Jack Guy, CNN (CNN) — Bumblebees can process the duration of flashes of light and use the information to decide where to look for food, a new study has found. This is the first evidence of such an ability in insects, according to doctoral student Alex Davidson and his supervisor Elisabetta Versace, a senior

By Laura Paddison, CNN (CNN) — The planet’s biggest climate conference, COP30, has kicked off with representatives from more than 190 countries descending on the Brazilian city of Belém. They will spend two weeks deep in negotiations — likely contentious — on how to rein in dangerous global warming. COP30 is supposed to be the