NASA Radar Detects Abandoned Site of Secret Cold War Project in Greenland—a 'City Under the Ice'
Camp Century was built in 1959 and advertised as a U.S. research site—but it also hosted a clandestine missile facility
Archaeologist Discovers Two Neolithic Stone Circles in England, Supporting a 'Sacred Arc' Theory
The idea suggests prehistoric people built a ring of stone circles in modern-day Dartmoor National Park around the same time that Stonehenge was created—and the new finds have just added another piece to the puzzle
Earth Bids Goodbye to Its 'Mini-Moon' as Astronomers Investigate Where Our Planet's Asteroid Companion Came From
Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins
Astronomers Spot a Galaxy Smashing Into Its Neighbors at 800 Times the Speed of a Fighter Jet
The collision in Stephan's Quintet was observed by WEAVE, a new instrument on one of the world's most powerful telescopes, in its first major scientific results
Paleontologists Discover a New Pterosaur, Filling a Key Gap on the Evolutionary Timeline for These Flying Reptiles
Revealed by a German fossil, the newly described species sheds light on questions that scientists have been puzzling over for nearly two centuries
Check Out the Highest-Resolution Images Ever Captured of the Sun's Entire Surface
Four new images show our nearest star in dazzling detail, with each one made up of 25 shots observed by the Solar Orbiter in 2023
Here's What a SpaceX Starship Rocket Launch Sounds Like, According to New, Detailed Data
Just six miles away from the mega-rocket's fifth test flight, the noise level was equivalent to a rock concert, researchers found
New 3D Bioprinter Could Build Replicas of Human Organs, Offering a Boost for Drug Discovery
The invention uses light, sound and bubbles to quickly create copies of soft tissue that might one day support testing individualized therapies for cancer and other diseases
The Far Side of the Moon Was Volcanically Active, New Studies Confirm
Scientists analyzed the first and only rock samples from the region, which were brought back to Earth as part of a recent Chinese mission
NASA Addresses Rumors About Health of Starliner Astronaut on the International Space Station—Again
The space agency’s chief health and medical officer refutes claims that Suni Williams, who is on the unexpectedly extended Boeing Starliner mission, appears unhealthily thin
These Mysterious 12,000-Year-Old Pebbles May Be Early Evidence of Wheel-Like Tools, Archaeologists Say
Researchers in Israel suggest the roughly donut-shaped artifacts could be spindle whorls, representing one of the oldest examples of rotational technology
The Secretive Spaceplane of the U.S. Space Force Conducts First-of-Its-Kind Maneuvers
Called aerobraking, the technique allows the highly classified craft to change orbit without using propellant—and some are wondering why the agency has let us in on this news
Watch a Starlink Satellite Plummet Through the Atmosphere in Videos Captured Last Weekend
The fireball—one of many decommissioned satellites from SpaceX's internet service—was spotted by dozens of people across at least four states, and many mistook it for a meteor
Check Out the Stunning New Images of Jupiter From NASA's Juno Spacecraft
On its 66th flyby of the king of planets, Juno has captured spectacular views of the stormy atmosphere, processed by citizen scientists
A Cloned Ferret Has Given Birth for the First Time in History, Marking a Win for Her Endangered Species
Antonia, a cloned black-footed ferret at the Smithsonian's National Zoo and Conservation Biology Institute, has produced two healthy offspring that will help build genetic diversity in their recovering population
Voyager 1 Breaks Its Silence With NASA via a Radio Transmitter Not Used Since 1981
The farthest spacecraft in the universe went momentarily rogue, but scientists breathed a sigh of relief when it reconnected at an unexpected radio frequency
At the Age of 50, an Elderly Female Elephant Dies at the Smithsonian's National Zoo
The pachyderm, named Kamala, was suffering from osteoarthritis when zoo staff chose to euthanize her
Archaeologists Stumble Upon 900-Year-Old Door Guardian Statues in Cambodia
The team was analyzing the structure of a royal palace’s gate when they discovered 12 statues made out of sandstone
Scientists Reveal Rare 450-Million-Year-Old Arthropod Fossil Preserved in Glittering Fool’s Gold
The critter found in New York represents a new, extinct species of arthropod that could shed light on the evolution of today's insects, crustaceans and spiders
Geologists Finally Explain New Jersey's Strange Earthquake That Rocked the Northeast in April
A new study suggests the seismic energy traveled outward from a previously unmapped fault, emanating from the hypocenter in bouncing waves that shook distant areas
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