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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 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 Ashley Strickland, CNN (CNN) — Matching sets of footprints discovered in Africa and South America reveal that dinosaurs once traveled along…

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 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…

By Ashley Strickland, CNN (CNN) — The historic Chandrayaan-3 mission, which made India the fourth country to land on the moon one year ago…

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