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By Katie Hunt, CNN (CNN) — Archaeologists working in Peru, assisted by artificial intelligence, have discovered 303 previously unknown giant symbols carved in the Nazca Desert. The carvings include birds, plants, spiders, humanlike figures with headdresses, decapitated heads and an orca wielding a knife. Described in study published Monday in the journal PNAS, the discovery

By Katie Hunt, CNN (CNN) — No trees have grown on the windswept Falkland Islands in the South Atlantic Ocean for tens of thousands of years — just shrubs and other low-lying vegetation. That’s why a recent arboreal discovery nearly 20 feet (6 meters) beneath the ground caught researchers’ attention. Dr. Zoë Thomas, a lecturer

By Ashley Strickland, CNN (CNN) — Some types of sea robins, a peculiar bottom-dwelling ocean fish, use taste bud-covered legs to sense and dig up prey along the seafloor, according to new research. Sea robins are so adept at rooting out prey as they walk along the ocean floor on their six leglike appendages that

By Mindy Weisberger, CNN (CNN) — It was an orca-versus-dolphin matchup, and the dolphin didn’t stand a chance. In coastal waters near Chile in 2023, a massive female killer whale walloped the much smaller dolphin, sending it flying out of the water. Within minutes, the unequal battle was over and the orca began to feed.

By Issy Ronald, CNN (CNN) — Scientists have uncovered a woolly rhino so well preserved in the Russian permafrost for more than 32,000 years that its skin and fur are still intact. This woolly rhino died when it was about four years old and that age, combined with its good state of preservation, has allowed

By Katie Hunt, CNN (CNN) — Bronze Age desert dwellers unearthed from graves in what’s now northwest China were buried with cheese scattered on their heads and necks — perhaps as a snack packed for the afterlife. A decade after the dairy discovery on strikingly intact remains mummified by the Taklamakan Desert’s arid conditions, scientists

By Ashley Strickland, CNN (CNN) — Astronomers have observed a massive pair of jets releasing from a supermassive black hole 7.5 billion light-years from Earth. The megastructure spans 23 million light-years in length, making these black hole jets the largest ever seen, according to new research. Black holes are viewed as the garbage disposals of

By Jack Guy, CNN (CNN) — Scientists have discovered a new species of ghost shark that lives in deep ocean waters near Australia and New Zealand. The Australasian Narrow-nosed Spookfish, or Harriotta avia, was found in the Chatham Rise, an area of ocean floor off the east coast of New Zealand’s South Island, by researchers

By Laura Paddison, CNN (CNN) — A mysterious type of magma found within extinct volcanoes scattered around the world could contain an abundant supply of rare earth elements, crucial ingredients for electric vehicles, wind turbines and other clean technologies, according to a report published Tuesday. Rare earth elements, such as lanthanum, neodymium and terbium, are

By Ashley Strickland, CNN (CNN) — A new analysis of dozens of arrowheads is helping researchers piece together a clearer portrait of the warriors who clashed on Europe’s oldest known battlefield 3,250 years ago. The bronze and flint arrowheads were recovered from the Tollense Valley in northeast Germany. Researchers first uncovered the site in 1996

By Angela Dewan, CNN (CNN) — California Attorney General Rob Bonta filed a lawsuit against ExxonMobil on Monday alleging the company carried out a “decades-long campaign of deception” in which the oil and gas giant misled the public on the merits of plastic recycling. The complaint accuses the company of using slick marketing and misleading

By Ella Nilsen, CNN (CNN) — President Joe Biden will speak at Climate Week NYC on Tuesday, touting his administration’s vast climate agenda and drawing contrasts between Democratic action and Republicans who voted against his 2022 climate law, according to a White House official. Biden will appear at the Bloomberg Global Business forum, according to

By Katie Hunt, CNN (CNN) — Komodo dragons with iron-tipped teeth. Thirteen-foot-long pythons. Attacking crocs. Of the five main classes of vertebrate animals, reptiles often inspire the most fear. But reptiles deserve our sympathy — and conservation dollars — just as much as mammals, which may seem more charismatic. One in five reptile species are under

By Laura Paddison, CNN (CNN) — On a summer’s evening in 2019, Zach Sheldon watched huge chunks of ice break off Valdez Glacier in Alaska as it calved into the lake below. The following morning, the experienced tour guide led his group to a crest on the glacier to see the aftermath. But as he

By Mindy Weisberger, CNN (CNN) — “His birth was unknown, his death hidden.” So reads the headstone (translated from Latin) marking the grave of the enigmatic man known as Kaspar Hauser, who died in 1833. Nearly 200 years later, scientists have finally solved a longstanding mystery about Hauser’s suspected ties to German royalty. Hauser appeared

By Ashley Strickland, CNN (CNN) — Earth is about to gain a new “mini-moon,” but it won’t stay around for long. The newly discovered asteroid, named 2024 PT5, will temporarily be captured by Earth’s gravity and orbit our world from September 29 to November 25, according to astronomers. Then, the space rock will return to

By Rosa Rahimi, CNN London (CNN) — Scientists in the United Kingdom have stored the entire human genome on a “5D memory crystal,” in the hope that it could be used in the future as a blueprint to bring humanity back from extinction. The crystal, which was developed by a team of researchers at the

By Laura Paddison, CNN (CNN) — Scientists using ice-breaking ships and underwater robots have found the Thwaites Glacier in Antarctica is melting at an accelerating rate and could be on an irreversible path to collapse, spelling catastrophe for global sea level rise. Since 2018, a team of scientists forming the International Thwaites Glacier Collaboration, has been studying Thwaites — often

By Ashley Strickland, CNN (CNN) — As Artemis II — NASA’s mission that will send four astronauts to circumnavigate the moon as soon as next year — draws closer, a new study is revealing how well its Orion spacecraft will protect the crew. The findings are based off data from Artemis I, a 25-day journey

CNN By Kristin Fisher, CNN (CNN) — When NASA’s Butch Wilmore and Suni Williams launched to the International Space Station in June on the first crewed test flight of Boeing’s Starliner spacecraft, they were supposed to return to Earth roughly a week later, nearly five months before the US presidential election. But after the space agency