7,733 results
- Science & Society
Here’s how the record-breaking government shutdown is disrupting science
The partial government shutdown is taking many U.S. scientists out of commission and putting up hurdles to their research.
- Earth
A massive crater hides beneath Greenland’s ice
The discovery of a vast crater in Greenland suggests that a 1-kilometer-wide asteroid hit the Earth between 2.6 million and 11,700 years ago.
- Climate
The first Americans could have taken a coastal route into the New World
Alaskan glaciers retreated in time for ancient coastal entries of the first Americans.
- Planetary Science
After 15 years on Mars, it’s the end of the road for Opportunity
After 15 years of exploring Mars, a dust storm led to the demise of NASA’s longest-lived rover.
- Paleontology
An ancient swimming revolution in the oceans may have never happened
Swimmers may not have suddenly dominated the oceans during the Devonian Period after all: New analyses suggest they took over much more gradually.
- Archaeology
Stone tools put early hominids in China 2.1 million years ago
Newly discovered stone tools in China suggest hominids left Africa 250,000 years earlier than we thought.
- Oceans
Beaked whales may frequent a seabed spot marked for mining
Grooves in the seafloor may signal that whales visit a region that is a prime target for future seabed mining.
- Climate
Readers question dark fusion, Antarctic ice melting and more
Readers had questions about Antarctic ice melting, dark fusion and greenhouse gas emissions.
- Science & Society
The SN 10: These scientists defy limits to tackle big problems
With a drive to understand how things work, these young researchers are making a mark in sustainable energy, medicine, astronomy and technology.
- Paleontology
The Chicxulub asteroid impact might have set off 100,000 years of global warming
About 66 million years ago, the Chicxulub asteroid impact set off 100,000 years of global warming, an analysis of oxygen in fish fossils suggests.
- Earth
A deadly 2014 landslide’s power came from soils weakened by past slides
Researchers reconstruct how a hillside failed, producing the deadly 2014 Oso landslide.
- Climate
Why won’t this debate about an ancient cold snap die?
Critics are still unconvinced that a comet caused a mysterious cold snap 12,800 years ago.
