Learn how a flip in Earth's magnetic field may have caused changes in the radiation on our planet.

Historically planetary defense research has focused on deflecting asteroids by using momentum to nudge their cosmic course ...

An underwater observatory recently detected a startlingly energetic cosmic neutrino. One possible cause involves a phenomenon ...

The race is on to save one of NASA’s most important space telescopes from a looming 90 per cent re-entry risk. Currently ...

What makes for a realistic explosion in space? In 1976, when pyrotechnic artist Joe Viskocil blew up the Death Star, he noted that “No one has actually seen a space station or ship blown to ...

Human Rights Watch and others say they have documented use of weapon in civilian areas during war on Gaza ...

Four astronauts are about to blast off on a historic new flight around the Moon and back.

The light did not fade the way it was supposed to. After blazing into view about a billion light-years from Earth, the supernova known as SN 2024afav settled into something stranger.

A landmark social media lawsuit could change the way companies are held accountable for content. An expert discusses the effects social media has on youth.

Where did the astrophage come from? What happened to Earth? The novel has some answers for movie fans.

Waiting months for a bare yard to bloom requires immense patience that many people simply lack. You plant tiny seeds in the ...

Follow NBC News' latest coverage on the Iran war, Trump's ground operation threats, peace talks and energy prices.