More than two billion people live with cooling poverty. Heat risks increase when poverty, poor housing, and outdoor work ...

Ancient DNA reveals that cave lions were a distinct evolutionary lineage that split from modern lions more than a million ...

Shells of tiny ocean creatures reveal a hidden boundary in the Atlantic that could affect the Earth's global carbon cycle.

Feeling older than your actual age is linked to insomnia, irregular sleep, and daytime fatigue, according to a new study of 3 ...

A model of 177 countries shows how global food shocks stack when war, energy prices, and bad harvests collide in a single ...

Some people hear a persistent hum that nobody else notices. Researchers investigated the mystery and found a surprising ...

Millions of strokes could be prevented in the Americas through better blood pressure management and effective preventive care ...

Thick crust and wet lava around the Azores volcanoes may trace to ancient seawater stored 400 miles down and tapped by a ...

Scientists mapped how waste leaves the brain, uncovering drainage pathways that could help explain Alzheimer's disease and ...

A study found that bees remain active in mountain cloud forests, but hummingbirds transfer pollen more effectively.

Western dislike of eating insects may be linked to ancient geography, genetics, and long-term diet patterns, not just culture ...

New images of Earth's deep interior show craton erosion carving two channels hundreds of miles toward the Black Hills of ...