NASA’s Cassini probe will soon plunge into Saturn, ending its 13-year mission to the ringed planet and triggering a wave of grief among scientists, engineers, and an adoring public.
Sixty years after the historic achievement, a world without satellites seems difficult to imagine.
The LIGO instrument responsible for detecting gravitational waves grew out of an 1880s experiment.
Elon Musk’s proposed Earth transport system better stock barf bags.
@RealTimeWWII spent the last six years chronicling the violent conflict online—and now it’s starting all over again.
Astronomers have spotted the phenomenon for a fourth time—and they say there’s many, many more to come.
A North Korean official has hinted about conducting a nuclear test at sea, which would have severe environmental consequences.
The world’s second-largest radio telescope has sustained “some damage” from Hurricane Maria.
Scientists may soon be able to monitor whole ecosystems in real time.
The latest picture of a distant star shows more detail than ever before.
The hurricane is barreling toward the Caribbean, which is still reeling from the effects of Irma.
As the spacecraft prepared to plunge into Saturn, the mission's longest-serving members remembered its years-long journey.
Anthropomorphizing robots is one thing, but some say news reports about the spacecraft risk being insensitive.
The original producers of the cosmic message to the universe consider the next iteration.
The twin spacecraft still send data back to the planet they left 40 years ago.
The hurricane was just upgraded to an "extremely dangerous" Category 5 storm.
Forecasters are monitoring the storm as it makes its way across the Atlantic, but it's too early to tell where it might strike.
Astronomers have found the stars responsible for an explosion recorded by Korean astronomers in 1437 A.D.
Here’s how they’re protecting the $8.6 billion project.
Search and rescue is evolving fast in the social-media age.
Harvey has weakened after making landfall in Texas, but its biggest danger comes from torrential rain and flooding.