Wayward Satellites Test Einstein's Theory of General Relativity
The botched launch of two Galileo navigation probes made for an unexpected experiment
Stories by Megan Gannon
The Great Barrier Reef Is "In for a Rough Ride"
Eminent coral researcher Terry Hughes says the key to protecting the iconic corals off Australia’s coast is to stop global warming
Hidden Monuments and "Suburbs" Discovered in Ancient Izapa Kingdom
Remote-sensing studies have revealed the ancient settlements in southern Mexico
Shock Waves from World War II Bombs Felt at Edge of Space
Ripple effects from massive aerial raids include disturbances in Earth’s ionosphere
Greenland's Biggest Fire Is a "Warning" for Its Future
A wildfire in summer 2017 deposited heat-absorbing black carbon on the imperiled ice sheet
Space Stations: Archaeological Sites in Low Earth Orbit
Fresh insights are emerging from studying the "microsociety" onboard the International Space Station
New Details Emerge about Missing Mars Lander
The premature deployment or jettisoning of its heat shield and parachute may have doomed the Schiaparelli lander
80 Years Later, Polar Explorer's Sunken Ship Floats Again
The sturdy oak ship was originally built for the Norwegian polar explorer Roald Amundsen, the first human to arrive at the South Pole
Rosetta Concludes Mission with a Crash
A deliberate collision with a comet brought the historic space mission to an end
"Space Archaeologists" Show Spike in Looting at Egypt's Ancient Sites
Scientists used satellite images to monitor pyramids, tombs and buried cities from 2002 to 2013
Race Is a Social Construct, Scientists Argue
Racial categories are weak proxies for genetic diversity and need to be phased out
Babylonians Tracked Jupiter with Fancy Math, Tablet Reveals
A clay tablet with cuneiform characters may contain a mathematical technique that was believed to be invented 1,400 years later
Odd Jobs: Meet Ned the Nose
An odor scientist and engineer knows how to snuff out bad aromas
Meet the Dentist to the Dead
Christina Warinner scrapes the plaque off ancient teeth to learn more about our ancestors’ health
Star Trek Actress Grace Lee Whitney Dies at 85
"She was a constant shining smile over the years every time our paths crossed," tweeted her co-star William Shatner (Captain Kirk)...
Your Eyelashes Should Be This Long, Science Says
The optimal length to keep eyes wet is a third of the width of the eye
2 Jurassic Mini-Mammals Discovered in China
The fossils, more than 160 million years old, preserve a tree-climber and a tunnel-digger that lived alongside the dinosaurs
Doomsday Clock Set at 3 Minutes to Midnight
Humanity's failure to reduce global nuclear arsenals as well as climate change prompted the Bulletin of the Atomic Scientists to advance their warning about our proximity to a potentially civilization-ending catastrophe ...
Solar Plane's Route for Around-the-World Flight Revealed
Two Swiss pilots will attempt a record-setting flight around the world without using any fuel. Stops will include Oman, India, Myanmar, 2 cities in China and 4 U.S. sites
