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By Ashley Strickland, CNN (CNN) — Scientists are one step closer to understanding the origins of complex life on Earth after shedding new light…

By Laura Paddison, CNN (CNN) — Sea levels along the world’s coastlines are much higher than previously assumed, more than 3 feet in some…

By Jacopo Prisco, CNN (CNN) — Astronomers have spotted a galaxy so faint, it’s almost invisible — a discovery that could help illuminate…

By Issy Ronald, CNN (CNN) — In the waters off Singapore, a recently uncovered a shipwreck with a huge cargo of blue-and-white porcelain is…

By Jackie Wattles, CNN (CNN) — NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting…

By Lily Hautau, CNN (CNN) — Sky-gazers will have the opportunity to see six planets in the sky on Saturday, weather permitting, according to…

By Katie Hunt, CNN (CNN) — The 2010 discovery that early humans and Neanderthals once encountered one another and had babies was a scientific…

By Jackie Wattles, CNN (CNN) — Veteran NASA astronaut Mike Fincke has confirmed that he was the crew member who had a concerning “medical…

By Jacopo Prisco, CNN (CNN) — Symbols and markings carved into tools and figurines by Stone Age humans over 40,000 years ago could be an…

By Jack Guy, CNN (CNN) — A mother-and-daughter team of citizen scientists has identified the world’s largest known coral colony, found on the…

By Jackie Wattles, CNN (CNN) — Efforts to get NASA’s historic moon mission off the ground have stalled once again, as engineers navigate a…

By Ella Nilsen, CNN (CNN) — Last week, the Trump administration delivered a catastrophic blow to US climate policy by repealing the…

By Jacopo Prisco, CNN (CNN) — Saturn’s largest moon, Titan, is one of the solar system’s oddities. Now, researchers have unlocked key…

By Katie Hunt, CNN (CNN) — In the depths of Scarisoara cave in Romania sits one of the world’s biggest underground glaciers, a monumental…

By Taylor Nicioli, CNN (CNN) — When scientists with the National Center for Wildlife in Saudi Arabia were surveying caves in search of wildlife…

By Jack Guy, CNN (CNN) — Archaeologists in Spain have uncovered an elephant bone from 2,200 years ago, and they believe it belonged to an…

By Jackie Wattles, CNN (CNN) — The botched test flight of Boeing’s Starliner spacecraft — a protracted saga that kept two astronauts in…

By Jackie Wattles, CNN (CNN) — If all had gone according to plan, four astronauts might have been returning just this week from a…

By Lily Hautau, CNN (CNN) — A “ring of fire” solar eclipse on Tuesday will mark the first eclipse of 2026, but only about 2% of the…

By Jacopo Prisco, Jackie Wattles, CNN (CNN) — As he took his final steps before leaving the moon, Apollo 17 commander Gene Cernan had some…

By Jackie Wattles, CNN (CNN) — A SpaceX capsule carrying four astronauts arrived at the International Space Station on Saturday, bringing the…

By Jacopo Prisco, CNN (CNN) — An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to…

By Ella Nilsen, CNN (CNN) — The Trump administration delivered a deadly blow to longstanding US climate policy on Thursday, finalizing rules…

By Ashley Strickland, CNN (CNN) — When solar storms erupt from the sun and reach Earth, their intensity is measured against a historical…

By Lily Hautau, CNN (CNN) — A chunky, squat creature that roamed Earth 307 million years ago is helping scientists understand how plant-eating…

By Asuka Koda, CNN (CNN) — Team USA won silver in mixed doubles curling on Tuesday after reaching the event’s final for the first time during…

By Mindy Weisberger, CNN (CNN) — Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now…

By Jack Guy, CNN (CNN) — Researchers in Turkey say they have unearthed archaeological evidence that the Romans used human feces in medical…

By Laura Paddison, Samuel Hart, CNN (CNN) — Jessie Diggins is an endurance athlete. The Olympic cross-country skier describes the intensity of…