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By Ashley Strickland, CNN (CNN) — Rocky debris blasted away from the tiny asteroid Dimorphos when NASA’s DART spacecraft intentionally slammed into it in 2022 could create the first human-made meteor shower known as the Dimorphids, new study has found. The space agency planned the DART, or Double Asteroid Redirection Test, mission to carry out

By Jackie Wattles, CNN (CNN) — The world’s most frequently launched rocket — the SpaceX Falcon 9 — is cleared to fly again, federal regulators announced Friday evening, putting the vehicle back on track for two high-profile human spaceflight missions. The Federal Aviation Administration, which licenses commercial rocket launches, grounded SpaceX’s rocket on August 28,

By Lianne Kolirin, CNN (CNN) — Marmosets can communicate with one another by name and know when they are being addressed, joining a very short list of species exhibiting such behavior, and a first for non-human primates, a new study has found. The monkeys use specific calls, known as “phee-calls,” to call each other, which

By Ashley Strickland, CNN (CNN) — An ancient, submerged bridge in a cave on the Spanish island of Mallorca is helping researchers determine when humans first settled on islands across the western Mediterranean Sea thousands of years ago. A new analysis of the 25-foot-long (7.6-meter-long) bridge inside Genovesa Cave has revealed that humans lived on

By Jackie Wattles, CNN (CNN) — After 12 weeks in space, Boeing’s Starliner spacecraft is finally set to return home from the International Space Station on September 6 — albeit without its two-person crew. The troubled spacecraft will undock from the orbiting laboratory around 6 p.m. ET, and it will spend about six hours maneuvering

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 now-extinct species of dugong, a manatee-like marine mammal, was swimming in the sea about 15 million years ago when it was preyed upon by two animals: a crocodile and a

CNN By Laura Paddison, CNN (CNN) — Namibia is planning to kill more than 700 wild animals, including elephants, zebras and hippos, and distribute the meat to the people struggling with food insecurity as the country grapples with its worst drought in 100 years. The animals set to be culled include 83 elephants, 30 hippos,

By Jackie Wattles, CNN (CNN) — SpaceX’s prolific Falcon 9 rocket has been grounded for the second time in two months after federal regulators said they wanted to review a wayward landing attempt that occurred Wednesday morning. That makes the Falcon 9 rocket unable to fly with two key human spaceflight missions on the horizon.

By Katie Hunt, CNN (CNN) — Imagine four skyscrapers the height of Burj Khalifa, the world’s tallest building, stacked on top of one another. That’s almost the height of an underwater mountain newly discovered and mapped by oceanographers led by the Schmidt Ocean Institute in California. Located in the Pacific Ocean 900 miles (1,448 kilometers)

By Laura Paddison, CNN (CNN) — Namibia is planning to kill more than 700 wild animals, including elephants, zebras and hippos, and distribute the meat to the people struggling with food insecurity as the country grapples with its worst drought in 100 years. The animals set to be culled include 83 elephants, 30 hippos, 60

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