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By Mindy Weisberger, CNN (CNN) — When a fossil preserves an animal’s complete body in a death pose, seeing it is observing a snapshot in time. Several such fossils exist for Archaeopteryx — the earliest known bird — and now, a remarkable specimen that was off-limits to scientists for decades is offering previously unseen evidence

By Jacopo Prisco, CNN (CNN) — Ten gold bracelets, 17 cigar cases, a powder compact, a comb, and a whopping 598 gold coins: The items are all part of a valuable and somewhat mysterious stash, found by chance by two hikers in the northeastern Czech Republic. The hikers, who wish to remain anonymous, were taking

By Laura Paddison, CNN (CNN) — The world’s ice sheets are on course for runaway melting, leading to multiple feet of sea level rise and “catastrophic” migration away from coastlines, even if the world pulls off the miraculous and keeps global warming to within 1.5 degrees, according to new research. A group of international scientists

By Ella Nilsen, CNN (CNN) — Sometime between today and 200 years from now, scientists say “the big one” will hit the United States. There is danger lurking on the sea floor off the Pacific Northwest’s coast: After centuries of two tectonic plates pushing up against each other, the Cascadia subduction zone that runs from

By Marlowe Starling, CNN (CNN) — At first, behavioral ecologist Zoë Goldsborough thought the small figure seen on the back of a capuchin monkey in her camera trap footage was just a baby capuchin. But something, she said, seemed off. A closer look gave away the figure’s unexpected coloration. She quickly sent a screenshot to

By Laura Paddison, Rene Marsh, CNN (CNN) — Last summer, an abandoned factory in southwest Memphis got a new life courtesy of the world’s richest man. Elon Musk’s artificial intelligence company xAI moved in to transform this unprepossessing building into the “world’s largest supercomputer.” Musk named it Colossus and said it was the “most powerful

By Andrew Freedman, CNN (CNN) — Climate change should be considered a new core aspect of creditworthiness when prospective home buyers apply for a mortgage, a new report suggests. The analysis from the climate risk financial modeling firm First Street is a groundbreaking nationwide look at the ties between the growing risks from extreme weather

By Ashley Strickland, CNN (CNN) — Archaeologists have uncovered evidence that four people, including a child, in the ancient Roman town of Pompeii used furniture to block a bedroom door and shield themselves from the eruption of Mount Vesuvius in AD 79. Ultimately, the home became their final resting place, according to new research published

By Ashley Strickland, CNN (CNN) — With the help of more than five dozen fossils, paleontologists have uncovered a tiny three-eyed predator nicknamed the “sea moth” that swam in Earth’s oceans 506 million years ago. Mosura fentoni, as the species is known, belongs to a group called radiodonts, an early offshoot of the arthropod evolutionary

By Laura Paddison, CNN (CNN) — Flooding on the US Northeast coast has risen significantly as a critical network of Atlantic Ocean currents weakens, according to a new study — an alarming glimpse into the future as some scientists warn the current system could be just decades from collapse. The Atlantic Meridional Overturning Circulation, known

By Ashley Strickland, CNN (CNN) — Hundreds of obsidian artifacts have revealed where the Aztecs acquired the volcanic glass they used for tools, ornamental pieces or religious objects centuries ago — and their vast trade networks included their rivals. A new study of the 788 pieces is the largest sample of obsidian artifacts ever analyzed

By Stephanie Elam, CNN (CNN) — The Atlantic Ocean has a toxic seaweed problem. Floating in brown islands of algae, this year’s sargassum bloom has already broken its own size record by millions of tons — and the growing season isn’t done yet. Now stretching across some 5,500 miles of ocean, the annual bloom is

By Billy Stockwell, CNN (CNN) — A “copy” of Magna Carta bought decades ago by Harvard Law School for just $27.50 is now understood to be an extremely rare original from 1300, according to new research. British historians were able to verify the document’s true authenticity after an academic stumbled across the item while looking

By Ashley Strickland, CNN (CNN) — Engineers at NASA say they have successfully revived thrusters aboard Voyager 1, the farthest spacecraft from our planet, in the nick of time before a planned communications blackout. A side effect of upgrades to an Earth-based antenna that sends commands to Voyager 1 and its twin, Voyager 2, the

By Marlowe Starling, CNN (CNN) — A research team in China got creative in its efforts to save a critically endangered species by turning to ancient poems. The scientists pored over more than 700 ancient Chinese poems from the Tang through the Qing dynasties that mention the Yangtze finless porpoise to find out where and

By Ashley Strickland, CNN (CNN) — May’s full moon, known by its popular nickname as the flower moon to signify the many blossoms of spring, will be bright in the sky on Sunday night — despite it being a “micromoon.” The full moon technically peaks at 12:56 p.m. ET on Monday, but it will appear