The United States developed and produced a chemical weapon in Willoughby in 1918 to be used against Germany in World War I. Now more than a century later, the site remains unmarked, and advocates worry it will be lost to history.

Two astronauts were launched on a five-month mission that also hopes to rescue two NASA astronauts left behind on the ISS. The four are expected to return to Earth in February.

This time next year, NASA plans to send its first crewed mission to the moon in more than 50 years. NPR visited the facility to find out how astronauts are preparing for this high stakes exploration.

Historical markers were once just for American history. But many now claim aliens have visited Earth from outer space — and they aren't hedging.

NPR was able to produce depictions that appear to show ballot drop boxes being stuffed and of Vice President Kamala Harris and former President Donald Trump holding firearms.

Researchers say an ancient calendar discovered in southern Turkey may also memorialize a devastating comet strike that hit Earth nearly 13,000 years ago.

In order to spend years exploring deep space, astronauts need to be able to grow and cook their own food. A team of Ohio State students are working with NASA to test new food systems technology.

A study finds that carrion crows can be taught to count and make vocalizations that indicate the number counted, much in the same way that human toddlers do.

An Ohio elementary school teacher received a seed that orbited the moon on a spacecraft. It's now a five-foot-tall "moon tree" growing near a football field.

The return of Starliner has been indefinitely delayed, but NASA and Boeing say the astronauts will use the spaceship to get home — eventually.