Science & Astronomy

When the astronomer Charles Messier first observed this cluster in the 18th century, he mistook it for a starless nebula, or a cloud of dust and gas.

The early Earth's worldwide sea of magma may have been shaped by the young planet's rapid spin.

The "arrow of time" went backward inside this tiny quantum computer.

The concept of atoms had been floating around off and on for a few millennia, but it took some clever experimentation to pinpoint their existence.

That acronym you learned to memorize the order of the planets has led you astray.

We don't understand the concept of time much at all.

If the White House's proposed 2020 budget is enacted, NASA won't have the money to develop an ambitious, big-budget space telescope for the foreseeable future.

A new image from the European Southern Observatory captures a cosmic bat tucked away in one of the darkest corners of the Orion constellation.

This massively bright "star" is actually two stars.

A gigantic solar storm hit Earth about 2,600 years ago, one about 10 times stronger than any solar storm recorded in the modern day, a new study finds.

A particularly odd, spinning star has woken up, and it's spitting bright flashes of radio waves at us again.

The largest science facility on Earth just took a big step from concept to reality.

During a hearing held by the House science committee, congressional representatives questioned the wisdom of cutting NASA's outreach and education office.