Plants need nitrogen to grow. Many legumes meet this need through a symbiotic relationship: They harbor bacteria that fix atmospheric nitrogen and make it available to the plant. Until now, it was ...

The Locus Science Fiction Foundation announced all 18 category winners of the 2026 Locus Awards on Saturday, May 30, at Hotel Shattuck in Berkeley, California — the first time the ceremony was held in ...

“If you are a mathematician,” one of the world’s leading mathematicians recently wrote, “you may want to make sure you are sitting down before reading further.” And you’ll definitely need to sit down ...

Healthy gardens across the United States depend on one simple ingredient that often gets overlooked—loose, living soil that lets roots breathe, stretch, and explore. When soil becomes compacted, it ...

In 2018, pregnant with her third child, Kate Ames was exhausted. Already the mom of a 5-year-old and a 2-year-old, her friends and family told her the fatigue was normal. "You're a mom, of course ...

Add Yahoo as a preferred source to see more of our stories on Google. Newly released documents that reveal the truth about her connections to predator Jeffrey Epstein are fueling fresh scrutiny of ...

One idle evening last October, Mehtaab Sawhney took up an old pastime. He began perusing the website erdosproblems.com, an updated record of the 1,179 conjectures left behind by the eccentric and ...

What are the most pressing global crises in 2026? Each year, the International Rescue Committee’s (IRC) Emergency Watchlist identifies the countries at greatest risk of new or worsening humanitarian ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

If one word will define the 2026 congressional agenda, it is “affordability.” In fact, Roll Call just classified it as a defining issue for Congress this year. The challenge is that not every proposal ...

It is my firm belief — and I emphasize the word firm — that nearly all swing cancers can be traced directly back to setup flaws. A poor grip, bad posture, incorrect distance from the ball, faulty ...