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By Mindy Weisberger, CNN (CNN) — A high-traffic “dinosaur freeway” may have once stretched across a shoreline in what is now Bolivia.…

By Jacopo Prisco, CNN (CNN) — The Black Death — one of the deadliest pandemics in human history, estimated to have killed up to half of…

By Ella Nilsen, CNN (CNN) — Stephanie Tate couldn’t figure it out. After three years of living in her new Illinois home, her winter energy…

By Gina Park, CNN (CNN) — Keep your eyes high in the sky this week to see the last supermoon of the year. December’s full supermoon, also…

By Jackie Wattles, CNN (CNN) — A rare spectacle played out on Capitol Hill as Jared Isaacman — the billionaire tech entrepreneur and Elon…

By Andrew Freedman, CNN (CNN) — The 2025 Atlantic hurricane season, which officially ended November 30, showcased the growing capabilities of…

By Simone McCarthy, Mike Valerio, Fred He, John Liu, CNN Beijing (CNN) — A private Chinese space firm successfully sent its Zhuque-3 rocket to…

By Ella Nilsen, CNN (CNN) — Zillow, the nation’s largest real estate listing website, has removed extreme weather risk data meant to help…

By Laura Paddison, CNN (CNN) — Rows of worshippers, some with their faces raised toward the sky, others with their heads bowed, prayed for rain…

By Katie Hunt, CNN (CNN) — The origins of domestic cats — centuries before they conquered the world’s sofas and internet memes — have…

By Brad Lendon, Nina Subkhanberdina, CNN (CNN) — A launch pad at Russia’s main space complex was damaged during Thursday’s launch of a…

By Jacopo Prisco, CNN (CNN) — Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has…

By Laura Paddison, CNN (CNN) — The surging tide of microplastics is already an environmental and health threat, but as the world heats up —…

By Katie Hunt, CNN (CNN) — Archaeologists say a 3D model of a centuries-old quarry of unfinished stone head statues on Easter Island offers new…

By Jacopo Prisco, CNN (CNN) — A female wild wolf living on the central coast of British Columbia was filmed pulling a crab trap out of the…

By Jack Guy, CNN (CNN) — New Zealand has announced plans to eradicate feral cats by 2050, as part of efforts to protect the country’s…

By Amanda Schupak, CNN (CNN) — The clever, adaptable urban raccoon may be evolving a shorter snout — a key physical trait of pets and other…

By Laura Paddison, Andrew Freedman, Ella Nilsen, CNN (CNN) — The world struck a new climate deal at the COP30 summit in Brazil Saturday, which…

By Ashley Strickland, CNN (CNN) — A series of about 5,200 holes stretching nearly a mile (1.5 kilometers) across the Pisco Valley in the…

By Ella Nilsen, Steve Contorno, CNN (CNN) — The Trump administration is proposing to open federal waters off the entire coastline of California…

By Jacopo Prisco, CNN (CNN) — The universe’s expansion might not be accelerating but slowing down, a new study suggests. If confirmed, the…

By Ashley Strickland, CNN (CNN) — The latest images of an interstellar comet shared by NASA have captured how an array of spacecraft witnessed…

By Ella Nilsen, CNN (CNN) — The Trump administration moved on Wednesday to roll back Biden-era protections for endangered species and their…

By Katie Hunt, CNN (CNN) — A new study that examines how kissing evolved suggests that ape ancestors and early humans like Neanderthals…

By Taylor Nicioli, CNN (CNN) — Upon the open grasslands of what is now Kazakhstan, there once stood a Bronze Age settlement that may have…

By Mindy Weisberger, CNN (CNN) — Scientists say they have for the first time unlocked how a parasitic ant uses chemical warfare to take over…

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…

By Ashley Strickland, CNN (CNN) — For the first time, astronomers say they have spotted a giant explosion released by a star beyond our solar…

By Katie Hunt, CNN (CNN) — Scientists have recovered ancient molecules of RNA from a juvenile mammoth named Yuka, who died 40,000 years ago in…

By Laura Paddison, CNN (CNN) — Iceland’s relatively mild climate is shaped by a crucial network of currents that winds its away around the…

By Amarachi Orie, CNN (CNN) — A scientist in Japan has developed a technique that uses brain scans and artificial intelligence to turn a…

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…

By Jackie Wattles, CNN (CNN) — Blue Origin, the rocket company founded by Amazon multibillionaire Jeff Bezos, launched its towering New Glenn…

By Mindy Weisberger, CNN (CNN) — Scientists have newly described three extraordinary species of tree toad that leapfrog over the egg-to-tadpole…

By Jacopo Prisco, CNN (CNN) — Asteroids contain large quantities of both precious and common metals, and despite the obvious challenges in…

By Chris Lau, CNN (CNN) — Scientists say they have unearthed Australia’s oldest known crocodile eggshells, a discovery that could shed light…

By Ashley Strickland, CNN (CNN) — For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south…

By Laura Paddison, CNN (CNN) — California Gov. Gavin Newsom pulled no punches at the COP30 climate talks in Brazil on Tuesday, calling…

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…

By Laura Paddison, CNN (CNN) — The planet’s biggest climate conference, COP30, has kicked off with representatives from more than 190…

By Jackie Wattles, CNN (CNN) — A 62-page document written by President Donald Trump’s on-again-off-again pick to run NASA, billionaire Jared…

By Laura Paddison, CNN (CNN) — Off Brazil’s northeastern coast, where the sediment-heavy water of the vast Amazon River tips out into the…

By Jackie Wattles, CNN (CNN) — New Glenn, the towering orbital rocket that Jeff Bezos’ Blue Origin designed to compete with SpaceX’s…

By Jackie Wattles, CNN (CNN) — Twin spacecraft are set to take off on an unprecedented, winding journey to Mars, where they will investigate…

By Ashley Strickland, CNN (CNN) — Astronomers have spotted the largest and most distant flare ever observed from a supermassive black hole.…

By Taylor Nicioli, CNN (CNN) — How often do you think about the Roman Empire? For a team of international researchers who went all in and…

By Laura Paddison, CNN (CNN) — Lakes in the Amazon became hotter than the maximum temperature recommended for hot tubs as unprecedented heat…

By Laura Paddison, CNN (CNN) — Ricardo Teixeira has spent the past few weeks freshening up Love Lomas, the “love motel” he owns in the…

By Katie Hunt, CNN (CNN) — Spotted from an airplane by remote sensing equipment, a vast and ancient Maya complex was hidden from view for…

By Gina Park, CNN (CNN) — Get ready for a double celestial event this week. November’s full beaver supermoon will peak at 8:19 a.m. ET…

By Ashley Strickland, CNN (CNN) — Paleontologists have long wrestled with how to differentiate between male and female dinosaurs based on their…

By Ella Nilsen, Jackie Wattles, CNN (CNN) — Alarm is growing among federal workers at NASA’s iconic Goddard Space Flight Center’s main…

By Jack Guy, CNN (CNN) — Scientists working in Mexico have recorded multiple incidents in which a group of orcas hunt young great white sharks…

By Andrew Freedman, CNN (CNN) — The Trump administration does not intend to send a high-level delegation to the COP30 climate summit — or…

By Laura Paddison, CNN (CNN) — An Antarctic glacier shrunk by nearly 50% in just two months, the fastest retreat recorded in modern history,…

By Jackie Wattles, CNN (CNN) — A suggestion made last week by acting NASA administrator Sean Duffy that SpaceX could be booted from the…

By Jack Guy, CNN (CNN) — Scientists say they have found a way to test ancient human remains for hormones linked with pregnancy, a breakthrough…

By Ashley Strickland, CNN (CNN) — An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting…

CNN By Ashley Strickland, CNN (CNN) — An interstellar comet that originated outside our solar system just made its closest pass of the sun,…

By Katie Hunt, CNN (CNN) — A legendary fossil housed at the North Carolina Museum of Natural Sciences in Raleigh features skeletons apparently…

By Ashley Strickland, CNN (CNN) — During an expedition to search for a famed shipwreck, researchers discovered something unexpected: striking…

By Taylor Nicioli, CNN (CNN) — Glowing bats may sound like Halloween decor, but researchers in Georgia have discovered certain species of North…

By Andrew Freedman, CNN (CNN) — The water around Jamaica had been simmering all summer. By the time Hurricane Melissa roared ashore Tuesday,…

CNN By Andrew Freedman, CNN (CNN) — The water around Jamaica had been simmering all summer. By the time Hurricane Melissa roared ashore…

By Mindy Weisberger, CNN (CNN) — Recent analysis of two fossils from Australia, estimated to be about 50,000 years old, suggests that…

By Taylor Nicioli, CNN (CNN) — Near the end of his reign, French emperor Napoleon Bonaparte led an army of over half a million men in an…

By Jacopo Prisco, CNN (CNN) — A type of mosquito that was believed to have evolved in the London Underground has a much older origin in the…

By Amanda Schupak, CNN (CNN) — In the badlands of eastern Wyoming, the Lance Formation is a trove of prehistoric fossils. And one area in…

By Ashley Strickland, CNN (CNN) — A site in the San Juan Basin of northwestern New Mexico is providing a rare glimpse into the last days of the…

By Laura Paddison, CNN (CNN) — Elkhorn and staghorn corals used to carpet Florida’s reef system, rising like antlers from the seabed — but…

By Andrew Freedman, CNN (CNN) — Tropical Storm Melissa is expected to meander the Caribbean at an agonizingly slow pace in the coming days,…

By Andrew Freedman, CNN (CNN) — The Billion-Dollar Weather and Climate Disasters Database, which the Trump administration “retired” in May,…

By Hadas Gold, Jackie Wattles, CNN (CNN) — Elon Musk lashed out at Transportation Secretary Sean Duffy in a series of insulting posts on his…

By Laura Paddison, CNN (CNN) — Iceland’s frozen, inhospitable winters have long protected it from mosquitoes, but that may be changing. This…

By Jackie Wattles, CNN (CNN) — NASA may sideline SpaceX and choose a different company to land its astronauts on the moon later this decade,…

By Gina Park, CNN (CNN) — Sky-gazers worldwide will see a brilliant celestial display this week as the Orionid meteor shower peppers the sky in…

By Laura Paddison, Andrew Freedman, CNN (CNN) — A fierce Trump administration push to stop the global shipping industry from paying for its own…

By Rebecca Cairns, CNN (CNN) — Affordable, versatile, incredibly strong and locally available, concrete is the world’s most used manmade…

By Ashley Strickland, CNN (CNN) — Few city rats have left their mark on the public consciousness — and the urban landscape — like the one…

By Katie Hunt, CNN (CNN) — The first known hand fossils from an extinct human relative have been unearthed in Kenya, revealing a species with…

By Ashley Strickland, CNN (CNN) — An unusual double-ring structure spotted in space with the help of citizen scientists has turned out to be a…

By Jackie Wattles, CNN (CNN) — SpaceX’s luck appears to be turning, as the company notched a second straight successful test flight of the…

By Ella Nilsen, CNN (CNN) — The Trump administration’s cancellation of the largest solar project in the United States has sparked confusion…

By Ashley Strickland, CNN (CNN) — The total solar eclipse in North America on April 8, 2024, temporarily reset the biological clocks of some…

By Laura Paddison, CNN (CNN) — The planet is grappling with a “new reality” as it reaches the first in a series of catastrophic and…

By Jackie Wattles, CNN (CNN) — Calls for the United States to return astronauts to the moon before the end of the decade have been increasingly…

By Taylor Nicioli, CNN (CNN) — The bearded vulture, a large bird of prey with an unusual diet consisting primarily of bones, has long…

By Laura Paddison, CNN (CNN) — Planet-heating methane is escaping from cracks in the Antarctic seabed as the region warms, with new seeps being…

By Ashley Strickland, CNN (CNN) — Two newly discovered comets are streaking across the sky in a spectacular display as they make their closest…

By Ashley Strickland, CNN (CNN) — Twenty years’ worth of imagery captured by two orbiters circling Mars has revealed raging winds on the red…

By Mindy Weisberger, CNN (CNN) — Hovering blue flames that flicker over bogs and marshes have inspired ghostly folktales for centuries. Known…

By Gina Park, CNN (CNN) — Two meteor showers are set to captivate sky-gazers as they peak in October, with the Draconids making a brief…

By Christian Edwards, Katie Hunt, CNN (CNN) — A trio of scientists have been awarded the 2025 Nobel Prize in chemistry for developing…

By Ella Nilsen, CNN (CNN) — The Trump administration is eyeing cutting funds for two major climate pollution projects in Texas and Louisiana,…

By Christian Edwards, Katie Hunt, CNN (CNN) — The 2025 Nobel Prize in physics has been awarded to a trio of scientists – a Briton, a…

By Mindy Weisberger, CNN (CNN) — “She was doomed, no ship built by human hands could have withstood the strain.” When polar explorer Ernest…

By Gina Park, CNN (CNN) — Keep your eyes along the horizon on Monday night to see the first supermoon of the year. October’s full moon, also…

By Christian Edwards, Katie Hunt, CNN (CNN) — The 2025 Nobel Prize in physiology or medicine has been awarded to a trio of scientists – two…

By Katie Hunt, CNN (CNN) — It’s the time of year when leading scientists might not want to let any calls go to voicemail. Prizes in…

By Jacopo Prisco, CNN (CNN) — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a…