Walking for 10–15 minutes without breaks helps the heart more than short walks. Longer, steady walks improve blood flow.

Scientists discover a byproduct of sucralose that can damage DNA, raising new questions about the safety of artificial ...

Pink boulders led scientists to a massive granite formation buried under Antarctica’s ice, solving a decades-old geological ...

New research shows how young dinosaurs like Uberabatitan and Neuquensaurus used strength and balance to rise up on two legs.

New fossil finds in Kenya reveal that Paranthropus boisei had human-like hands and feet, ending a long debate over its ...

A cave in northern Greenland shows the Arctic once thawed under mild conditions. Scientists say even small warming can ...

Scientists are speeding up the naming of deep-sea species before they vanish, using new tools to uncover life from below the ...

Humans evolved larger brains and flatter faces much faster than other apes, suggesting that intelligence shaped our skulls.

Scientists found a virus-like living entity in human bodies named "obelisks" - small loops of RNA, each a thousand genetic ...

Flooding during a Cascadia region earthquake would alter the topography and ecosystems of the coastal region for years to ...

Physicists propose that tangled cosmic “knots” formed after the Big Bang may explain why our universe is made of matter, not ...

Scientists warn that blocking sunlight using aerosols to cool Earth may cause more harm than good, with unpredictable risks ...