Nancy Shute discusses which should scare you more: sharks or ticks and fungus — and why sharks might actually be the least of your worries.

Humans have driven sharks and their cousins to the brink of extinction. The health of the entire ocean is at stake.

Tiny, newly formed tumors shed small fragments of DNA that are swept into the bloodstream. Future cancer screening tests could detect them early.

Nutrition experts say add more greens and beans to your diet; cooking classes can teach people to make these nutrient-dense foods taste delicious.

Alix Morris’s new book, A Year with the Seals, explores humans’ complicated relationship with these controversial marine mammals.

Court ruling allows interim nuclear waste storage in Texas, but the U.S. still has no long-term plan for its 90,000 metric tons of spent fuel.

Scientists suggest the missile defense plan will face big hurdles, especially given its projected timeline and cost.

Layoffs at the FDA, USDA and CDC could erode the U.S. food safety system. Experts aren’t so worried about milk or chicken today; they’re concerned about the future.

Ancient proteins and DNA may peg a 146,000-year-old Chinese skull as the most complete fossil to date from Denisovans, a puzzling line of Asian hominids.

Concerts, fireworks and other hallmarks of summer can hurt your hearing long-term. But there are safe ways to enjoy them.

Atomic Dreams explores nuclear energy's future in the U.S. through the history of Diablo Canyon, California's last operational nuclear power plant.

John Scopes was indicted for teaching evolution. Science News looks at the forces that led to the trial and how expertise was the big loser.