Time travel is deterministic and locally free, a paper says —resolving an age-old paradox. This follows research observing ...

Thomas Gee, a former gymnast, used to do handstands, perform wheelies on his skateboard, and run around with his three young ...

Tom Kutrosky is training for his next races in Ventura and New York City. He's planning to climb 86 floors of the Empire ...

Participants performed touchscreen-based reaching tasks while wearing wireless motion sensors, which recorded linear acceleration, angular velocity, and roll-pitch-yaw orientation at millisecond ...

Rivers are Earth's arteries. Water, sediment and nutrients self-organize into diverse, dynamic channels as they journey from ...

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

James is a published author with four pop-history and science books to his name. He specializes in history, strange science, ...

MTOs and bathroom breaks are two of the ripest and most controversial arenas for dark arts in tennis. They are there for good ...

Knowable Magazine reports on attosecond science, revealing how scientists study atomic interactions at unbelievable speeds to ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...

An attosecond—or 0.000000000000000001 second—is no time at all for a person. That is not so for electrons, atoms and ...

Nanoplastics—particles smaller than a human hair—can pass through cell walls and enter the food web. New research suggest 27 ...