Nancy Shute explores the science behind major questions on food and health — from the addictive potential of ultraprocessed foods to the high-protein diet craze to the drawbacks of keto.

From fluorescent ferns to sprawling neurons, this year’s winning photos reveal the structures and artistry of life seen through a microscope.

As evidence of alcohol's harms mounts, some people are testing out sobriety. Look to ancient civilizations' ways for a reset, scholars suggest.

Blazes sparked in wild lands are devastating communities worldwide. The only way to protect them, researchers say, is to re-engineer them.

A study that screened young children in Gaza for malnutrition found that nearly 16 percent suffered from wasting in August 2025.

Sensor data reveal greater noctule bats chasing, catching and chewing on birds during high-altitude, nighttime hunts.

Insects have long pollinated plants, but evidence of ancient pairing is rare. Fossils now show bees and linden trees goes back 24 million years.

Newly discovered African fossils lend a hand to suspicions that an ancient hominid outside our own genus, Homo, made and used stone and bone tools.

In The Water Remembers, Amy Bowers Cordalis shares her family’s account of the Indigenous-led fight to restore the Klamath River in the Pacific Northwest.

The global die-off of coral reefs signals a critical shift in Earth’s climate system with global environmental consequences along with economic ones.

Protein is having a moment. But even if most people are eating enough protein, studies suggest they may not be eating the right mix.

Some dogs love playing with toys so intensely they can’t stop—offering scientists a window into behavioral addictions.