The proof creates stricter limits on potential exceptions to the famous Riemann hypothesis.Read More 

Eight weeks after the Starliner spacecraft launched, NASA is still looking for possible answers to its technical issues—including the possibility of SpaceX lending a hand.Read More 

Smoke from fires is linked to thousands of premature deaths every year, and is a growing health threat as widespread blazes becomes more common.Read More 

Once the leading producer of the citrus fruit in the US, Florida is being ground down by hurricanes, diseases, and drought—but its orange growers aren’t giving up yet.Read More 

The goal of the Seine-cleansing project is to produce swimmable conditions for the people of Paris for years to come—the Olympics was just a milestone in getting there.Read More 

The New Zealander came up with a better way to jump, using a front flip in midair. But the sport’s stodgy authorities shut him down before the 1975 Games.Read More 

Imane Khelif has always defined herself as a woman, and has every right to compete.Read More 

Stretchy seaweed, reverse vending machines, QR-coded take-out boxes: They’re how we can break society’s absurd addiction to single-use plastics.Read More 

Calculating angular velocity and the moment of inertia isn’t quite as hard as competing in the 2024 summer Olympics gymnastics tournament—but it’s pretty darn tough.Read More 

Jonas Dino speaks to students at the Cezar Chavez Middle School in Union City, California, as part of a NASA-sponsored traveling space museum tour of Bay Area schools. Careers at NASA were not on his radar growing up. But Jonas Dino, public engagement specialist at NASA’s Ames Research Center in California’s Silicon Valley, ended up [...]