War leaves a lasting impact on climate, wildlife, water, and farmland. Military emissions and environmental harm persist for ...

Ancient volcanic eruptions may explain why Earth experienced 22 prolonged Holocene cold periods, according to a new climate study.

Ancient fossilized wood preserves millions of years of geological history, helping scientists trace buried landscapes and ...

Invasive species have pushed farmers and fishers off their land worldwide, though nobody tracks how many people it has ...

A free web tool helps map the location of fossils as Earth's shifting continents changed position over ancient time.

Anabolic steroids entered American gyms as a Cold War experiment and never left. Nearly 70 years later, cardiologists are ...

Researchers found a compound that repairs a damaged muscle-signaling protein and makes it stronger than before damage ...

One person is certain that low-carb diets always raise cholesterol, and another is certain that theirs never budged. “Our ...

A new study reveals widening inequality in leisure-time exercise, showing that social and structural barriers shape physical ...

Scientists used an 8,000-year climate simulation to show how synchronized natural climate cycles may have fueled the Bronze ...

A study of more than 1,000 men found that higher body fat was linked to lower sperm counts, even among those with a normal BMI.

Ancient rocks found by NASA's Perseverance rover reveal Mars was repeatedly impacted by asteroids billions of years ago.