Earth’s ancient ‘greenhouse’ conditions were hotter than thought
Over the last 485 million years, Earth has been both a lot colder and a lot hotter than once thought. […]
Fossils of an extinct animal may have inspired this cave art drawing
African rock art depicting a mythical tusked creature may mirror the look of fossils of real-life ancient mammal relatives called
Scientists find a long-sought electric field in Earth’s atmosphere
For the first time, scientists have measured a long-sought global electric field in the Earth’s atmosphere. This field, called the
A nuclear clock prototype hints at ultraprecise timekeeping
Scientific clockmakers have crafted a prototype of a nuclear clock, hinting at future possibilities for using atomic nuclei to perform
A biogeochemist is tracking the movements of toxic mercury pollution
One of the world’s richest biodiversity hot spots is Peru’s Madre de Dios, a region of the Amazon nestled at
Even as vaccines for mpox reach Africa, questions remain about the virus
When the virus that causes mpox jumped onto the international stage in 2022, countries around the world, including the United
How to spot tiny black holes that might pass through the solar system
Black holes about the size of a hydrogen atom could be careening through the solar system unnoticed. But their days
This engineer’s light-based computers take inspiration from the brain
Bhavin Shastri still gets excited when he sees a laser pointer, and he’s been fascinated by them since he was
Reactive dust from Great Salt Lake may have health consequences
Dust pollution is known to contribute to asthma and heart and lung disease. But dust blowing from Utah’s Great Salt
A cell biologist is investigating the balance of brain flexibility, stability
One of the most remarkable things about the human brain is that it changes. A lot. This ability to reinvent