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Physics3824 articles archived since 1845

Rolling Race

A spinning science activity

March 23, 2017 — Science Buddies and Ben Finio

UV Rays Strip Small Galaxies of Star Stuff

Researchers measured the intensity of the universe's ultraviolet background radiation, and say it may be strong enough to strip small galaxies of star-forming gas. Christopher Intagliata reports.

March 22, 2017 — Christopher Intagliata

The Quest to Crystallize Time

Bizarre forms of matter called time crystals were supposed to be physically impossible. Now they’re not

March 9, 2017 — Elizabeth Gibney and Nature magazine

How to Find Loooong Gravitational Waves

The gravitational waves found last year were short compared with the monster waves that could be turned up by what's called Pulsar Timing Arrays. 

March 6, 2017 — Steve Mirsky

Watch Velvet Worms Fire Their Slime Cannons

These deceptively cute purple worms are in fact fearsome predators, launching a net of sticky slime from tiny hoses to capture prey. Scientists are using high-speed cameras to understand how the fluid forces the worm's flexible tubes to oscillate and spray the goo over unlucky insects. "Lens of Time: Velvet Worms—Secret of the Slime” was first published on bioGraphic © 2016, California Academy of Sciences.

February 23, 2017 — bioGraphic