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.

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.

Age and gender bias in online images feeds into AI tools, revealing stereotypes shaping digital systems and hiring algorithms, researchers report.

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

Normal cellular processes in living things — from germinating plants to our own cells — create biophotons, though escaping light isn’t visible to us.

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

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.

Ultraprocessed foods can create powerful pulls similar to those of alcohol, nicotine or opioids, with worrisome consequences for our health.