Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...

Astronomers have detected rare radio waves from a binary star system, challenging previous ideas about their origins. These ...

The moon illusion is a scientific term used to describe what happens when when the moon appears bigger sometimes, and smaller ...

Dark energy, the mysterious phenomenon that powers the expansion of the universe, may undergo periodic 'violent transitions' ...

BL Lacertae blazar shifts between classifications faster than expected. It shows record X-ray activity and challenges current ...

This place just made TIME's list of World's Greatest Places of 2025 and Newsweek's 10 best science museums in the U.S. Here's ...

Cherry Springs, isolated atop its mountain and surrounded by the 265,000-acre Susquehannock State Forest, remained a haven of ...

Cherry Springs State Park sits atop a 2,300-foot mountain in the Susquehannock State Forest, surrounded by some of Pennsylvania’s most pristine wilderness. Named for the large black cherry trees that ...

The Red Planet and its tiny moon Deimos were recorded at a very near distance as the asteroid-chasing spacecraft completed a flyby on Wednesday.

Its employees regularly collect weather data that help scientists monitor daily forecasts, track hurricanes, support air ...

At the Harvard College Observatory in years around 1900, women were hired to make measurements of astronomical data and do ...