Earth
- 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.
- 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.
- Climate
As CO2 increases, rice loses B vitamins and other nutrients
Field experiments add vitamins to list of nutrients at risk from a changing atmosphere.
- Earth
Keeping global warming to 1.5 degrees C helps most species hold their ground
Holding global warming to 1.5 degrees Celsius by 2100 could help protect tens of thousands of insect, plant and vertebrate species.
- Agriculture
Nanoparticles could help rescue malnourished crops
Nanoparticles normally used to fight cancer could also be used to treat malnourished crops.
- Earth
No, Kilauea won’t cause mass destruction
A steam explosion at Kilauea isn’t anything like the explosive eruptions of certain other volcanoes.
- Animals
These caterpillars march. They fluff. They scare London.
Oak processionary moths have invaded England and threatened the pleasure of spring breezes.
- Earth
Satellite data backs theory of North Korean nuclear site collapse
After North Korea’s most recent nuclear test, two underground cave-ins occurred, possibly rendering the facility unusable, a new study suggests.
- Earth
How long will Kilauea’s eruption last?
A volcanologist with the U.S. Geological Survey answers burning questions about the ongoing Kilauea eruption.
- Climate
Globetrotting tourists are leaving a giant carbon footprint on the Earth
Globetrotters are responsible for about 8 percent of the world’s greenhouse gas emissions.
- Climate
Bull sharks and bottlenose dolphins are moving north as the ocean warms
Rising temperatures are making ocean waters farther north more hospitable for a variety of marine species.
- Planetary Science
Last year’s solar eclipse set off a wave in the upper atmosphere
The August 2017 solar eclipse launched a wave in the upper atmosphere that was detected from Brazil after the eclipse ended.
