Digital generated image of solar panel with purple-blue reflection.

Is ranch dressing a solid or a liquid? A physicist explains that the short answer is both … and neither.

Earth from space A 2022 satellite photo shows a large plume of discolored water rising from the undersea Kavachi volcano, during an eruption that likely scattered the sharks that normally dwell there.

The U.S. military's top-secret X-37B space plane has returned from a mysterious 434-day mission in orbit. The enigmatic mission 'broke new ground' for reusable space technology, according to the U.S. Space Force.

A collection of over 30 gold and silver English and Scottish coins from throughout the 1400s were discovered near the Scotland border by hobbyist metal detectorists.

The polar vortex could be reversing in a sudden stratospheric warming event, with the potential to send Arctic air and storms to the central and eastern U.S.