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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…

By Amarachi Orie, CNN (CNN) — Ice cream, mascarpone and milk-washed cocktails may sound like simple pleasures — but the ones served at a…

By Jackie Wattles, CNN (CNN) — Some 15,000 NASA employees were sent home this week as a government shutdown began, halting work across much of…

By Laura Paddison, CNN (CNN) — In the early hours of a late September morning, a container ship called the Istanbul Bridge set sail from China,…

By Amarachi Orie, CNN (CNN) — Sexual behavior is one reason why female mammals typically live longer than their male counterparts, according to…

By Ashley Strickland, CNN (CNN) — Astronomers have observed a planet that in some ways behaves more like a star — including a massive growth…

By Christopher Lamb, CNN (CNN) — Pope Leo XIV has called for pressure to be placed on governments to protect the environment as he stressed…

By Andrew Freedman, CNN (CNN) — While the Trump administration wages war against clean energy, it is now vowing to lease millions of acres of…

By Katie Hunt, CNN (CNN) — Scientists have used human skin cells to create fertilizable eggs capable of producing early embryos, an advance…

By Amanda Schupak (CNN) — What do you get when you cross a blue jay with a green jay? That’s not the start of a joke, but the subject of a…

By Ashley Strickland, CNN (CNN) — The discovery of a sunken port off the coast of Egypt may offer a puzzle piece in the longstanding search for…

By Katie Hunt, CNN (CNN) — A badly crushed cranium unearthed decades ago from a riverbank in central China that once defied classification is…

By Ella Nilsen, Andrew Freedman, CNN (CNN) — In a consequential move for the global climate, China committed Wednesday to reduce its…

By Andrew Freedman, CNN (CNN) — A new interactive map and groundbreaking database allows people in the world’s largest metropolitan areas to…

By Jack Guy, CNN (CNN) — Endangered leopard sharks have been observed mating in the wild for the first time, with scientists witnessing a…

By Ashley Strickland, CNN (CNN) — Surrounding our solar system is a natural and enigmatic cosmic shield called the heliosphere — and a new…

By Amarachi Orie, CNN Day-one fans of Taylor Swift know that the pop superstar has come a long way since launching her music career as a country…

By Laura Paddison, CNN (CNN) — Many parts of world are predicted to endure “day-zero droughts,” periods of extreme and unprecedented water…

By Jackie Wattles, CNN (CNN) — NASA on Monday introduced the 10 people — selected from a pool of 8,000 applicants — who will join the…

By Ashley Strickland, CNN (CNN) — Astronomers are trying to understand what caused a series of gamma ray bursts, or GRBs — the most powerful…

By Gina Park, CNN (CNN) — Sky-gazers should get ready for a full day of celestial events on Sunday, including a partial solar eclipse in parts…

By Ashley Strickland, CNN (CNN) — A violent storm may have sent two baby pterosaurs spiraling to their deaths in a lagoon about 150 million…

By Andrew Freedman, CNN (CNN) — A record-breaking and astonishingly expansive marine heat wave is underway in the Pacific Ocean, stretching…

By Jack Guy, CNN (CNN) — Ever wondered whether painting a cow with zebra stripes might reduce the number of fly bites it gets, or which pizza…

By Jacopo Prisco, CNN (CNN) — Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first…

By Issy Ronald, CNN Chimpanzees may consume the equivalent of about one alcoholic drink per day due to the ethanol contained within the fruit they…

By Laura Paddison, CNN (CNN) — The global water cycle has become “increasingly erratic and extreme” with wild swings between droughts and…

By Taylor Nicioli A “ghost ship” that sank in Lake Michigan nearly 140 years ago and eluded several search efforts over the past five decades has…

By Katie Hunt, CNN (CNN) — A plan to genetically engineer a version of the dodo, a giant flightless bird that disappeared 400 years ago and…

By Bill Weir, CNN Chief Climate Correspondent It was 1985, and improvised empathy was cool. News reports of families starving to death in…

By Laura Paddison, CNN (CNN) — This summer scientists drilled deep below the Atlantic Ocean off the coast of northeastern US and tapped into a…

By Ashley Strickland, CNN (CNN) — Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out…

By Ella Nilsen, CNN (CNN) — New England, long burdened with some of the nation’s highest electricity costs, is facing a growing energy…

By Mindy Weisberger, CNN (CNN) — Hunter-gatherers in parts of ancient Asia prepared their dead for burial with smoke-drying up to 14,000 years…

By Ashley Strickland, CNN (CNN) — Researchers have uncovered an unusual survival strategy in Iberian harvester ants that turns basic biology on…

By Ella Nilsen, CNN (CNN) — The Trump administration on Friday proposed to end a program requiring coal-fired power plants, industrial…

By Mindy Weisberger, CNN (CNN) — A clutch of 28 dinosaur eggs found in the Qinglongshan fossil reserve in central China is about 86 million…