Fossils from a Moroccan cave have been dated with remarkable accuracy to about 773,000 years ago, thanks to a magnetic ...

Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to anchor our galaxy, explaining both the blistering speeds of stars near the ...

Voyager 2’s flyby of Uranus in 1986 recorded radiation levels so extreme they baffled scientists for nearly 40 years. New ...

Scientists have cracked a key mystery behind spider silk’s legendary strength and flexibility. They discovered that tiny ...

New simulations reveal that both H1N1 and COVID-19 spread across U.S. cities in a matter of weeks, often before officials realized what was happening. Major travel hubs helped drive rapid nationwide ...

For decades, Americans were surrounded by lead from car exhaust, factories, paint, and even drinking water, often without realizing the damage it caused. By analyzing hair samples preserved across ...

A major study suggests menopause is linked to changes in brain structure, mental health, and sleep. Brain scans revealed grey matter loss in areas tied to memory and emotional regulation, while many ...

Colorectal cancer has long baffled scientists because, unlike most tumors, patients often do better when their cancers are ...

New research suggests that Epstein-Barr virus may actively provoke the immune system in people with multiple sclerosis. Scientists found large buildups of virus-targeting immune cells in the nervous ...

Inspired by the shape-shifting skin of octopuses, Penn State researchers developed a smart hydrogel that can change ...

A new study reveals that chemicals used to replace ozone-damaging CFCs are now driving a surge in a persistent “forever ...

A new imaging breakthrough combines ultrasound and light-based techniques to generate vivid 3D images that show both tissue ...