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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 radiation belts by a four-person crew of civilians who will also aim to conduct the first commercial spacewalk. The mission, dubbed Polaris Dawn, was set to take off as

By Ashley Strickland, CNN (CNN) — Astronomers have spotted six rogue worlds, or cosmic objects that don’t orbit stars, using the James Webb Space Telescope. The celestial bodies are slightly bigger than Jupiter, and the observations are shedding light on how stars and planets form across the universe. The Webb telescope peered into a star-forming

By Helen Regan, CNN (CNN) — A “worldwide catastrophe” is imperiling Pacific Islands and the world must respond to the unprecedented and devastating impacts of rising seas “before it is too late,” the United Nations chief has warned. UN Secretary-General Antonio Guterres issued a global SOS – “Save Our Seas” – from the Pacific Island

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 Polaris Dawn: a nail-biting, five-day trek to orbit with a crew of private astronauts traveling into Earth’s radiation belts and hoping to conduct the first commercial spacewalk. The mission is

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 Polaris Dawn: a nail-biting, five-day trek to orbit with a crew of private astronauts traveling into Earth’s radiation belts and hoping to conduct the first commercial spacewalk. The mission is slated

By Ashley Strickland, CNN (CNN) — Matching sets of footprints discovered in Africa and South America reveal that dinosaurs once traveled along a type of highway 120 million years ago before the two continents split apart, according to new research. Paleontologists have found more than 260 dinosaur footprints from the Early Cretaceous Period in Brazil

By Billy Stockwell, CNN (CNN) — Spending time outside during a heat wave can be sweaty, uncomfortable, even health-endangering, but scientists have come up with an innovation they say could provide relief: clothes that physically cool down the body. Researchers at the University of Massachusetts Amherst have developed a flexible, chalk-based coating which can be

By Ashley Strickland, CNN (CNN) — When astronauts conduct spacewalks to perform maintenance outside of the International Space Station, the view can be distracting. The sun gleams and Earth emits a glow from 220 miles (354 kilometers) away in the surrounding darkness. “The only thing between you and the rest of the universe, seeing the

CNN By Jackie Wattles, CNN (CNN) — A SpaceX Crew Dragon capsule will bring home two NASA astronauts who have remained on board the International Space Station for about 80 days because of issues plaguing the Boeing Starliner spacecraft — marking a stunning turn of events for the beleaguered aerospace giant. The news comes after

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 of the most ancient rocks on Mars — and the potential for environments that may have once hosted life on the red planet. Landing in Jezero Crater 3

By Jackie Wattles, CNN (CNN) — A SpaceX Crew Dragon capsule will bring home two NASA astronauts who have remained on board the International Space Station for about 80 days because of issues plaguing the Boeing Starliner spacecraft — marking a stunning turn of events for the beleaguered aerospace giant. The news comes after the

By Katie Hunt, CNN (CNN) — Each of the 32 colossal stones that make up the Menga Dolmen, a 5,600-year-old megalithic monument in southern Spain, is many times bigger than the largest megaliths at Stonehenge, the most famous Neolithic wonder. Embedded in the ground on a hilltop that rises about 50 meters (165 feet) above

By Ashley Strickland, CNN (CNN) — The historic Chandrayaan-3 mission, which made India the fourth country to land on the moon one year ago Friday, has uncovered new evidence that supports a theory about early lunar history. When the mission landed in the moon’s southern high-latitude regions, near the lunar south pole, it deployed a

By Taylor Nicioli, CNN (CNN) — Under the feet of millions of New Yorkers, a species of ant — originally not found anywhere else in North America — has been thriving in the concrete jungle for more than a decade, surprising scientists with its unique aptitude to flourish in Manhattan and the city’s other boroughs.

By Mindy Weisberger, CNN (CNN) — An investigation of human remains from the 17th century British settlement in Jamestown, Virginia, has unearthed a long-hidden scandal in the family of the colony’s first governor. Thomas West became Jamestown’s leader in 1610; he was joined there by three of his brothers and several other male relatives. Recently,

By Amy Gunia, CNN Hong Kong (CNN) — In between the speedboats, luxury yachts, and wooden fishing boats moored in a Hong Kong marina, a different kind of vessel maneuvers. It looks unassuming, but as the three-meter-long (10-foot-long) uncrewed catamaran moves deftly through the water, it consumes waste floating on the surface in a Pac-Man-like

By Laura Paddison and Ella Nilsen, CNN (CNN) — As the need for effective global climate action becomes ever more urgent, a “first-of-its-kind” analysis has identified policies around the world that have done the most to rein in planet-heating pollution — with some surprising results. Researchers from several European climate institutions analyzed the effectiveness of 1,500

By Laura Paddison, CNN (CNN) — The storm that sank the “Bayesian,” a luxury yacht anchored off the Sicily coast, was sudden, violent and deadly — and scientists say it may be a warning of what’s to come as global warming fuels more extreme weather in the Mediterranean. The superyacht, which was carrying 22 people,

By Ashley Strickland, CNN (CNN) — An object spotted with help of citizen scientists was moving so fast through the Milky Way that it could escape the gravity of the galaxy and reach intergalactic space, new research has found. Likely a faint red star, the object zoomed along at a speed of about 1.3 million

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 2018 — and one is particularly notable for the way it made its entrance. Two male flamingos named Arthur and Curtis successfully hatched an egg together — a first