A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.
The health agency has been particularly strict in abolishing at-home work, overriding accommodations that were granted years before the pandemic.
More miles of the country’s rivers were reconnected last year thanks to dam removals than at any other time in history.
In the final stages of his dementia, a long-lost memory from childhood returned, perfectly formed. What was going on in his brain?
Researchers examined the combined effects of tree loss and global warming in an effort to better understand how and when an ecosystem collapse could unfold.
He began practicing sports psychology before it was a profession, teaching athletes the importance of mental resilience and how to cultivate it.
Scientists wanted to know why the chatter of Alston’s singing mice sounds so much like human conversation. What they found might change how we study both species.