Scientific American.com

The 60-meter asteroid 2024 YR4 has a 4 percent chance of hitting the moon. Could such a lunar collision create a dangerous new meteor shower?

Peanut allergies more than tripled in U.S. kids between the late 1990s and late 2000s, and the prevalence has risen even more since then. Scientists are still searching for answers—and new ways to treat them.

In his latest book, science journalist Peter Brannen argues that CO2 is the most important—and most misunderstood—molecule on Earth

The journal Science has lifted an expression of concern on a paper claiming evidence of Majorana quasiparticles, but concerns linger

OpenAI researchers reveal how their experimental model, devoid of any external aids, powered through hours-long proofs to earn a gold-medal score at the International Math Olympiad—and they discuss the project’s origins and describe how such work could help lead to artificial general intelligence

Hurricane forecasts feature a “cone of uncertainty,” but what is it actually showing? Scientific American breaks it down for you

Everything you need to know about hurricanes explained

Texas may have declared its measles outbreak over, but rising cases elsewhere and the return to school mean it could easily resurge

One-off cases of malaria in the U.S. may become more common as warming temperatures lead to booming mosquito populations

With no fuel or engines, tiny explorers will surf sun-warmed air alone to explore high in the skies of Earth and Mars