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By Katie Hunt and Ashley Strickland, CNN (CNN) — The northern lights could grace skies farther south than usual this week because of a solar…

By Taylor Nicioli, CNN (CNN) — Look up at the night sky this week for a chance to see high-speed meteors and bright fireballs from two meteor…

By Jacopo Prisco, CNN (CNN) — Four years ago, the unexpected discovery in the clouds of Venus of a gas that on Earth signifies life —…

By Laura Paddison, Jen Christensen, Mary Gilbert, Henry Zeris, Yukari Schrickel, Lou Robinson and Way Mullery (CNN) — Philip Kreycik should…

By Ashley Strickland, CNN (CNN) — Experimentation is the basis of the scientific process — and it’s at the heart of what it means to be…

By Ashley Strickland, CNN (CNN) — While Danish astronomer Tycho Brahe is best known for his celestial discoveries made in the 16th century —…

By Rebecca Cairns, CNN (CNN) — As Global Tiger Day rolls around, there’s good news for the big cats in Thailand. The tiger population in the…

By Ashley Strickland, CNN (CNN) — The NASA Perseverance rover may have found a pivotal clue that’s central to its mission on Mars: geological…

By Jackie Wattles, CNN (CNN) — SpaceX’s Falcon 9 rocket — the most prolific launch vehicle in the world — is ready to return to flight…

CNN By Jackie Wattles, CNN (CNN) — After weeks of troubleshooting and recent tests meant to replicate the issues plaguing Boeing’s Starliner…

By Jackie Wattles, CNN (CNN) — After weeks of troubleshooting and recent tests meant to replicate the issues plaguing Boeing’s Starliner…

By Issy Ronald, CNN (CNN) — Blushing was once thought to be the “most peculiar and most human of all expressions,” as Charles Darwin put…

By Ashley Strickland, CNN (CNN) — A glowing supernova remnant, a nebula shaped like a cat’s paw and the iconic “Pillars of Creation” are…

By Ella Nilsen, CNN (CNN) — Environmental Protection Agency administrator Michael Regan is bullish on his agency’s prospects against the…

By Jack Guy, CNN London (CNN) — Komodo dragons, the world’s largest species of lizard, have iron-tipped teeth that help them to rip their…

By Jackie Wattles, CNN (CNN) — Rare footage captured by a camera strapped to the back of an endangered shark shows the jarring moment it was…

By Ella Nilsen, CNN (CNN) — As Vice President Kamala Harris marches toward the Democratic nomination, climate advocates like what they see.…

By Angela Fritz, CNN (CNN) — Sunday was the hottest day in recorded history, according to preliminary data from a climate tracking agency…

By Jack Guy, CNN (CNN) — Sharks living off the coast of Brazil have tested positive for cocaine, according to new research, the first time that…

By Laura Paddison and Chris Liakos, CNN (CNN) — The Greek Islands, known for their idyllic towns, rugged landscapes and sun-baked beaches, are…

By Katie Hunt, CNN (CNN) — A mysterious phenomenon first observed in 2013 aboard a vessel in a remote part of the Pacific Ocean appeared so…

By Ella Nilsen, CNN (CNN) — The massive offshore wind turbine blade that broke and spread fiberglass and foam debris across Nantucket beaches…

By Ashley Strickland, CNN (CNN) — As the full moon shines in the night sky this weekend, take a moment to revel in its beauty and search for a…

By Ashley Strickland, CNN (CNN) — The Curiosity rover has made its most unusual find to date on Mars: rocks made of pure sulfur. And it all…

By Taylor Nicioli, CNN (CNN) — July’s full moon will shine bright in the sky this weekend — and lands near the anniversary of a special…

By Ella Nilsen, CNN (CNN) — Debris from a broken offshore wind turbine has for days been washing up on the Nantucket shore, prompting beach…

By Sharon Braithwaite and Sophie Tanno, CNN (CNN) — Five activists of the Just Stop Oil environmental campaign have been handed prison…

By Jack Guy, CNN (CNN) — Hopes have been raised for the future of a critically endangered species of crocodile after 60 eggs hatched in the…

By Catherine Nicholls, CNN (CNN) — A Stegosaurus skeleton has become the most valuable fossil ever sold at auction, being snapped up for $44.6…

By Taylor Nicioli, CNN (CNN) — A meteor bright enough to be spotted in broad daylight streaked across the sky on Tuesday morning, catching the…

By Ashley Strickland, CNN (CNN) — Astronomers have detected an exoplanet with a highly oblong orbit that experiences wild temperature swings…

By Katie Hunt, CNN (CNN) — More than 20,000 years ago in what’s now Argentina, some of the earliest people in the Americas encountered and…

By Ella Nilsen, CNN (CNN) — The federal judge who approved the controversial Willow oil project last year tossed a separate Alaska offshore…

By Jack Guy, CNN (CNN) — A new live-streaming webcam allows viewers to see inside a so-called “mega-den” – home to hundreds of…

By Jack Guy, CNN (CNN) — Archaeologists working in southern Italy have identified a Roman fortification built to contain the slave revolt…

By Taylor Nicioli, CNN (CNN) — Scientists have long theorized the existence of lunar caves — underground passageways formed through volcanic…

By Amy Gunia, CNN (CNN) — As a child in Ivory Coast, West Africa, Tidiane Ouattara would gather with friends in his village to stargaze. The…

CNN By Lex Harvey, CNN (CNN) — Canadian rapper Drake shared a video of him wading through what appears to be his waterlogged Toronto mansion…

By Lex Harvey, CNN (CNN) — Canadian rapper Drake shared a video of him wading through what appears to be his waterlogged Toronto mansion…

By Leah Asmelash, CNN (CNN) — How long does it take to reach Venus? For Missy Elliott’s “The Rain (Supa Dupa Fly),” it took nearly 14…

By Isaac Yee, CNN (CNN) — It’s a creature of the deep so rare that there’s never been a recorded live sighting, and since the 1800s only…

By Laura Paddison, CNN (CNN) — The impacts of human-caused climate change are so overwhelming they’re actually messing with time, according…

By Taylor Nicioli, CNN (CNN) — During the Cretaceous Period, a genus of sharks roamed the sea with rows of unusual teeth. Mostly large and…

By Rachel Ramirez, CNN (CNN) — A unique plant has become the first species in the United States to be exterminated from the wild by the…

By Amarachi Orie, CNN (CNN) — A marvel of the “Dune” sci-fi film franchise is the survival outfit worn by the desert-dwelling Fremen —…

By Ashley Strickland, CNN (CNN) — The James Webb Space Telescope has captured a stunning new view of two galaxies, nicknamed the Penguin and…

By Ella Nilsen, CNN (CNN) — Keeping the power on can be the difference between life and death, a scenario bearing out this week in Houston as…

By Ashley Strickland, CNN (CNN) — Writings on an ancient clay tablet have allowed experts to reconstruct a Bronze Age ship made of reeds and…

By Jackie Wattles, CNN (CNN) — SpaceX’s stalwart Falcon 9 rocket, which powers satellite launches as well as trips to orbit for astronauts,…

Story by Associated Press Mexico City (CNN) — Heavy rains associated with Hurricane Beryl and the earlier Tropical Storm Alberto have led at…

By Jack Guy, CNN (CNN) — Scientists in Western Australia have found a tree frog which is bright blue, rather than the usual green, due to a…

By Jacopo Prisco, CNN (CNN) — A piece of woolly mammoth skin excavated from the Siberian permafrost has been found to contain fossil…

By Amarachi Orie, CNN (CNN) — Archaeologists in Peru have unearthed the remains of what they believe are a 4,000-year-old temple and theater,…

By Angela Dewan, CNN (CNN) — A group of 120 scientists, engineers and academics have penned an open letter calling on the Paris Olympics’…

By Ashley Strickland, CNN (CNN) — Two lion brothers, including one with an amputated leg, were spotted making a record-breaking night swim…

By Jackie Wattles, CNN (CNN) — Boeing’s Starliner spacecraft and its crew have been in space for more than a month — much longer than the…

By Katie Hunt, CNN (CNN) — The oldest known plague victims date back to around 5,000 years ago in Europe. But it’s never been clear whether…

By Louis Mian, CNN London (CNN) — A previously unknown species of plant-eating dinosaur roamed on an island off the south coast of England…

By Jackie Wattles, CNN (CNN) — The European Space Agency’s member countries have endured a months-long space access predicament while waiting…

By Mindy Weisberger, CNN (CNN) — About half a billion years ago, a volcanic eruption near a shallow sea in what’s now Morocco preserved some…

By Lex Harvey and Laura Paddison, CNN (CNN) — Would you like that burger medium rare, well-done, or lab-grown? Researchers in South Korea say…

By Laura Paddison, CNN (CNN) — The Atacama Desert in northern Chile is one of the driest places on Earth, but swaths of its usually barren sand…

By Ashley Strickland, CNN (CNN) — An exoplanet the size of Jupiter has long intrigued astronomers because of its scorching temperatures,…

By Jacopo Prisco, CNN (CNN) — The eyed needle — a sewing tool made of bones, antlers or ivory that first appeared around 40,000 years ago in…

By Katie Hunt, CNN (CNN) — The grasslands, glaciers and snow-tipped peaks of the Tibetan Plateau are breathtaking, but the vast expanse in…

By Ashley Strickland, CNN (CNN) — When NASA scientists recently tracked the orbits of two space rocks as they made close approaches of Earth,…

By Barbie Latza Nadeau, CNN (CNN) — Set atop a hill on the Italian island of Sicily, Agrigento is a heritage tourist’s paradise. Beneath the…

By Ashley Strickland, CNN (CNN) — A massive, fanged creature with a head shaped like a toilet seat lurked in swamps near the edge of the world…

By Mindy Weisberger, CNN (CNN) — Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling…

By Jack Guy, CNN (CNN) — Hippos can get airborne when moving at high speeds over land, according to a new study. This is the first time that…

By Issy Ronald, CNN (CNN) — Buried deep in an Australian cave, archaeologists have uncovered evidence that an Aboriginal ritual may have been…

By Laura Paddison, CNN (CNN) — When Hurricane Ida battered Louisiana with catastrophic flooding and powerful winds in August 2021, more than 1…

By Katie Hunt and Lex Harvey, CNN (CNN) — Up a rocky cliff face, through a narrow opening, and at the end of a snaking passage lies a painting…

By Ashley Strickland, CNN (CNN) — Humans aren’t the only ones capable of performing amputations to save lives. Florida carpenter ants have…

By Katie Hunt, CNN (CNN) — Denisovans survived and thrived on the high-altitude Tibetan plateau for more than 100,000 years, according to a new…

By Ella Nilsen, CNN (CNN) — In the first week of a new Trump administration, President Joe Biden’s climate wins would get put through the…

By Ashley Strickland, CNN (CNN) — Grapes have been intertwined with the story of humanity for millennia, providing the basis for wines produced…

By Kate Golembiewski, CNN (CNN) — Earthquakes, caused by the shifting of Earth’s tectonic plates, have the potential to transform the face of…

By Kristin Fisher, CNN (CNN) — The government of China now possesses something that no other humans have ever encountered — rocks and soil…

By Taylor Nicioli, CNN (CNN) — Painted lady butterflies venture far and wide with their impressive migratory patterns that stretch…

By Nic Anderson, CNN (CNN) — Molly Parren was tracking a wood turtle in Vermont when she smelled something surprising, yet familiar. The…

By Ashley Strickland, CNN (CNN) — History is full of vanished arts and techniques that researchers are still trying to crack, such as…

By Ashley Strickland, CNN (CNN) — Hundreds of basketball-size space rocks slam into Mars each year, leaving behind impact craters and causing…

By Jackie Wattles, CNN (CNN) — More than three weeks into a mission that was initially projected to last only days, the two astronauts piloting…

By Ashley Strickland, CNN (CNN) — Performing administrative tasks in ancient Egypt may not sound physically demanding, but new research has…

By Rebecca Cairns, CNN (CNN) — The soft, pink blob stares at the camera with glassy eyes — before pulling its face into a dimpled smile.…

CNN By Rebecca Cairns, CNN (CNN) — The soft, pink blob stares at the camera with glassy eyes — before pulling its face into a dimpled smile.…

By Lex Harvey, CNN Hong Kong (CNN) — The world’s largest capital cities are seeing more extremely hot days than ever, according to a new…

By Ashley Strickland, CNN (CNN) — An early analysis of a sample collected from the asteroid Bennu suggests that the space rock had an…

By Jackie Wattles, CNN (CNN) — The iconic puffy white suits that astronauts have donned for decades as they step outside the International…

By Katie Hunt, CNN (CNN) — A fossilized ear bone unearthed in a cave in Spain has revealed a Neanderthal child who lived with Down syndrome…

By Rachel Ramirez, CNN (CNN) — Unprecedented ocean heat has triggered the world’s worst mass coral bleaching event on record – a coral…

By Jackie Wattles, CNN (CNN) — NASA will pay SpaceX up to nearly $1 billion to develop a vehicle capable of steering the International Space…

By Taylor Nicioli, CNN (CNN) — A lone diver first laid eyes on the ancient Kyrenia shipwreck off the north coast of Cyprus nearly 60 years ago.…

By Taylor Nicioli, CNN (CNN) — For thousands of years, one color rose above all others — and was worth more than its weight in gold,…

By Angela Dewan, International Climate Editor, CNN London (CNN) — When New Yorkers grab their morning coffee, it’s their electric grid that…

By Ashley Strickland, CNN (CNN) — Forecasters will soon be able to see real-time mapping of lightning activity on Earth and keep a closer eye…

By Laura Paddison, CNN (CNN) — The Antarctic ice sheet is melting in a new, worrying way that scientific models used to project future sea…

By Mindy Weisberger, CNN (CNN) — An extinct ribbonlike sea creature about the size of a human thumb was one of the earliest animals to evolve a…