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By Katie Hunt, CNN (CNN) — A wheeled bot rolls across the floor. A soft-bodied robotic star bends its five legs, moving with an awkward…

By Laura Paddison, CNN (CNN) — A team of NASA rocket scientists is developing autonomous underwater robots able to go where humans cannot, deep…

CNN By Laura Paddison, CNN (CNN) — A team of NASA rocket scientists is developing autonomous underwater robots able to go where humans cannot,…

By Amarachi Orie, CNN (CNN) — In the years since the Titanic sank after hitting an iceberg in 1912, we have become familiar with haunting…

By Rachel Ramirez, CNN (CNN) — The largest dam removal project in US history is finally complete, after crews last week demolished the last of…

By Katie Hunt, CNN (CNN) — What lies beneath the waves is among the planet’s biggest mysteries. About half of Earth’s surface remains…

By Ashley Strickland, CNN (CNN) — Rocky debris blasted away from the tiny asteroid Dimorphos when NASA’s DART spacecraft intentionally…

By Jackie Wattles, CNN (CNN) — The world’s most frequently launched rocket — the SpaceX Falcon 9 — is cleared to fly again, federal…

By Lianne Kolirin, CNN (CNN) — Marmosets can communicate with one another by name and know when they are being addressed, joining a very short…

By Ashley Strickland, CNN (CNN) — An ancient, submerged bridge in a cave on the Spanish island of Mallorca is helping researchers determine…

By Jackie Wattles, CNN (CNN) — After 12 weeks in space, Boeing’s Starliner spacecraft is finally set to return home from the International…

By Katie Hunt, CNN (CNN) — A rare fossil has provided a snapshot of what was an exceptionally unlucky day for a prehistoric sea cow. The…

CNN By Laura Paddison, CNN (CNN) — Namibia is planning to kill more than 700 wild animals, including elephants, zebras and hippos, and…

By Jackie Wattles, CNN (CNN) — SpaceX’s prolific Falcon 9 rocket has been grounded for the second time in two months after federal regulators…

By Katie Hunt, CNN (CNN) — Imagine four skyscrapers the height of Burj Khalifa, the world’s tallest building, stacked on top of one another.…

By Laura Paddison, CNN (CNN) — Namibia is planning to kill more than 700 wild animals, including elephants, zebras and hippos, and distribute…

By Jackie Wattles, CNN (CNN) — SpaceX has once again delayed the kickoff of its latest mission: a bold and risky trek into Earth’s Van Allen…

By Ashley Strickland, CNN (CNN) — Astronomers have spotted six rogue worlds, or cosmic objects that don’t orbit stars, using the James Webb…

By Laura Paddison, CNN (CNN) — Tap water in parts of a Spanish tourist hot spot is now so salty it’s become undrinkable, with residents and…

By Helen Regan, CNN (CNN) — A “worldwide catastrophe” is imperiling Pacific Islands and the world must respond to the unprecedented and…

CNN By Jackie Wattles, CNN (CNN) — SpaceX’s latest attempt to push the cosmic boundaries is set to kick off this week with a mission called…

By Jackie Wattles, CNN (CNN) — SpaceX’s latest attempt to push the cosmic boundaries is set to kick off this week with a mission called…

By Billy Stockwell, CNN (CNN) — Spending time outside during a heat wave can be sweaty, uncomfortable, even health-endangering, but scientists…

By Ashley Strickland, CNN (CNN) — When astronauts conduct spacewalks to perform maintenance outside of the International Space Station, the…

CNN By Jackie Wattles, CNN (CNN) — A SpaceX Crew Dragon capsule will bring home two NASA astronauts who have remained on board the…

By Ashley Strickland, CNN (CNN) — The Perseverance rover has begun a long climb up the steep rim of Jezero Crater on a quest to discover some…

By Jackie Wattles, CNN (CNN) — A SpaceX Crew Dragon capsule will bring home two NASA astronauts who have remained on board the International…

By Taylor Nicioli, CNN (CNN) — Under the feet of millions of New Yorkers, a species of ant — originally not found anywhere else in North…

By Mindy Weisberger, CNN (CNN) — An investigation of human remains from the 17th century British settlement in Jamestown, Virginia, has…

By Amy Gunia, CNN Hong Kong (CNN) — In between the speedboats, luxury yachts, and wooden fishing boats moored in a Hong Kong marina, a…

By Laura Paddison and Ella Nilsen, CNN (CNN) — As the need for effective global climate action becomes ever more urgent,…

By Laura Paddison, CNN (CNN) — The storm that sank the “Bayesian,” a luxury yacht anchored off the Sicily coast, was sudden, violent and…

By Ashley Strickland, CNN (CNN) — An object spotted with help of citizen scientists was moving so fast through the Milky Way that it could…

By Taylor Nicioli, CNN (CNN) — Seven fluffy white Chilean flamingo chicks are on display at a zoo in southwest England for the first time since…

By Issy Ronald, CNN (CNN) — About 20% of Sweden’s brown bear population could be killed this hunting season after licenses were issued for…

By Katie Hunt, CNN (CNN) — In the paddy fields and around the ponds of central China, a common species of orb-weaving spider builds new webs…

By Rachel Ramirez, CNN (CNN) — Fishermen and scientists were alarmed when billions of crabs vanished from the Bering Sea near Alaska in 2022.…

By Amarachi Orie, CNN (CNN) — Two long-horned bees balancing on a flower, a fossilized dinosaur bone viewed through a microscope and a…

By Ashley Strickland, CNN (CNN) — The European Space Agency’s Juice mission made two historic firsts this week on its long journey to study…

By Jackie Wattles, CNN (CNN) — When billionaire Jared Isaacman self-funded a mission to orbit Earth in 2021, the project was billed as a…

By Riane Lumer, CNN (CNN) — August continues to be an exciting month for sky-gazers. Closely following the peak of the Perseid meteor shower…

By Ella Nilsen and Nimi Princewill, CNN (CNN) — Long lines have been forming at gas stations in Ethiopia’s capital, Addis Ababa, amid fuel…

By Ashley Strickland, CNN (CNN) — When archaeologists sift through layers of dirt to tell stories of the past, sometimes their discoveries…

By Taylor Nicioli, CNN (CNN) — Amateur fossil hunter Eddie Templeton usually knows when he’s onto something. Having scoured creek banks in…

By Ashley Strickland, CNN (CNN) — Archaeologists have uncovered a tiny 3,500-year-old tablet inscribed with cuneiform writing during…

By Kate Golembiewski, CNN (CNN) — Sixty-six million years ago, the story of life on Earth took a dramatic turn when an asteroid collided with…

By Ella Nilsen and Rachel Wilson, CNN (CNN) — Two years after President Joe Biden’s landmark climate law was signed, millions of Americans…

By Laura Paddison, CNN (CNN) — Greece’s worst wildfire of the year has ripped through the Attica region toward the capital Athens at…

By Taylor Nicioli, CNN (CNN) — For months, a gargantuan iceberg has been slowly spinning in one spot in the Southern Ocean — and it could…

By Jackie Wattles, Kristin Fisher and Ross Levitt, CNN (CNN) — Two NASA astronauts who have had their mission to the International Space…

By Ashley Strickland, CNN (CNN) — Stonehenge’s Altar Stone, which lies at the heart of the ancient monument in southern England, was likely…

By Jacopo Prisco, CNN (CNN) — For six months in 1181, a dying star left a mark in the night sky. The striking object appeared as bright as…

By Amy O’Kruk and Angela Dewan, CNN (CNN) — No, it’s not your imagination — summers in the US really are getting hotter. And longer.…

By Ashley Strickland, CNN (CNN) — Data from a retired NASA mission has revealed evidence of an underground reservoir of water deep beneath the…

By Taylor Nicioli, CNN (CNN) — Spiders have a reputation for giving some humans a fright, but a team of scientists has flipped the script to…

By Barbie Latza Nadeau, CNN Rome (CNN) — The skeletal remains of a man and a woman have been unearthed in Pompeii, along with a cache of coins…

CNN By Amy Gunia and Alkira Reinfrank, CNN (CNN) — Some 400 kilometers (250 miles) from the nearest sea, engineering students at…

By Amy Gunia and Alkira Reinfrank, CNN (CNN) — Some 400 kilometers (250 miles) from the nearest sea, engineering students at Switzerland’s…

By Riane Lumer, CNN (CNN) — It’s that time of summer to watch the most anticipated meteor shower of the year: the dazzling display known as…

By Lou Robinson and Angela Dewan, CNN (CNN) — The Paris Olympics opened with rain on its parade, then blistering heat and, finally, a week of…

By Alaa Elassar, CNN South Island, New Zealand (CNN) — Justin Parkin-Rae takes a break from pulling chunks of weeds from around one of the…

By Ashley Strickland, CNN (CNN) — The human story became a bit more complicated about two decades ago. In 2003, archaeologists excavating…

By Ashley Strickland, CNN (CNN) — Excavations and metal-detecting work at the site of a famous ship burial in Suffolk, England, have revealed…

By Ashley Strickland, CNN (CNN) — One of China’s Long March 6A rockets has broken apart in low-Earth orbit and created a debris cloud…

By Jackie Wattles, CNN (CNN) — When astronauts Suni Williams and Butch Wilmore left Earth for International Space Station nearly three months…

By Kara Fox, CNN (CNN) — A coating 100 times thinner than a human hair could be “ink-jetted” onto your backpack, cell phone or car roof to…

By Taylor Nicioli, CNN (CNN) — The ongoing excavation of an ancient Greek city in western Turkey has uncovered artifacts and archaeological…

CNN By Alexandra Banner, CNN (CNN) — Government officials often send text messages as an effective means of warning the public about…

By Jackie Wattles, CNN (CNN) — Butch Wilmore and Suni Williams — two veteran NASA astronauts piloting the first crewed test flight of…

By Jack Guy, CNN (CNN) — Scientists studying squaretail grouper have found that the increasing presence of fishermen in the water is changing…

By Jackie Wattles and Kristin Fisher, CNN (CNN) — The launch of SpaceX’s Crew-9 mission, an endeavor planned to ferry four astronauts to the…

By Katie Hunt, CNN (CNN) — A hobbit-size species of ancient human that lived on the Indonesian island of Flores until about 50,000 years ago…

By Jessie Yeung, CNN Hong Kong (CNN) — As Chinese scientists analyzed the soil samples that their lunar probe brought back from the moon, they…

By Taylor Nicioli, CNN (CNN) — For years, Egyptologists have hotly debated how the massive pyramids of ancient Egypt were built more than 4,000…

By Jack Guy, CNN (CNN) — A group of scientists has devised a plan to safeguard Earth’s species in a cryogenic biorepository on the moon.…

By Jackie Wattles, CNN (CNN) — A half-billion-dollar rover that could be crucial to US lunar ambitions sits fully assembled but in a state of…

By Mary Gilbert, CNN Meteorologist (CNN) — A record-breaking heat wave unfolding at what should be the coldest time in Earth’s coldest place…

By Katie Hunt, CNN (CNN) — Ancient Egypt’s pyramids, pharaohs and artifacts delight the imagination, reigniting wonder of the distant past in…

By Taylor Nicioli, CNN (CNN) — An ongoing excavation in Damietta, Egypt, has uncovered 63 tombs from more than 2,500 years ago, alongside a…

By Angela Dewan and Angela Fritz, CNN (CNN) — A vital system of Atlantic Ocean currents that influences weather across the world could collapse…

By Laura Paddison, CNN (CNN) — When Adelaide Saywell posted on TikTok last month that SSRIs, a commonly prescribed antidepressant medication,…

By Ashley Strickland, CNN (CNN) — Each day, radio signals from key communications and navigation satellites travel freely through a layer of…

By Katie Hunt, CNN (CNN) — With her mouth wide open, locked for eternity in what appears to be a scream, an ancient Egyptian woman captured the…

By Taylor Nicioli, CNN (CNN) — Other than being a symbol for love and romance, roses are commonly known for their sharp spikes — prickles…

By Jacopo Prisco, CNN (CNN) — A layer of diamonds up to 18 kilometers (11 miles) thick could be tucked below the surface of Mercury, the solar…

By Bill Weir, CNN Chief Climate Correspondent (CNN) — On some parts of an overheating Earth, the old complaint that “it’s not the heat,…

By Katie Hunt, CNN (CNN) — The 2010 discovery that early humans and Neanderthals once interbred was a scientific bombshell — the revelation…

By Mindy Weisberger, CNN (CNN) — An ancient buglike sea creature with a fan-shaped tail and a carapace that wrapped around its body swam upside…

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…