Early humans may have spread across the Americas by specializing in giant prey such as mammoths, ground sloths, and gomphotheres.

AI mapped more than 215,000 glaciers worldwide, revealing their hidden thickness, total ice volume, and where the biggest uncertainties remain.

Scientists are testing whether black soldier fly larvae could help turn massive piles of Sargassum seaweed into fish feed, fertilizer, and other useful products.

Anabolic steroids build muscle quickly, but decades of research now link long-term use to heart damage, artery plaque, and early death.

Plate tectonics loads a fault over centuries, but something else usually decides the moment it finally breaks. New research on California seismicity shows that groundwater cycles, stress from ...

The Great Lakes hold about 21 percent of the planet's surface fresh water, yet less than one percent of that volume renews each year. That second number, not the first, sets the limits on everyone who ...

Adult autism diagnoses are rising, but new research suggests people diagnosed later may differ from those diagnosed as ...

Illegal fishing remains a profitable global industry, fueled by weak enforcement, harmful subsidies, opaque ownership and ...

A computer model suggests Archaeopteryx may have used two or three powerful leaps to build enough speed for flight.

Cement plants could become carbon-negative by combining electric kilns with direct air capture to pull CO2 from the ...

A faint stellar stream discovered beyond the Milky Way is giving astronomers a new way to trace the invisible dark matter ...

NASA develops a flexible, fabric-based antenna for its next Mars SkyFall helicopters that will test for frozen water in the ...