Earth formed about 4.5 billion years ago from a collapsing cloud of dust and gas soon after the solar system existed. Primordial rocks often get melted and recycled by Earth's mov ...

The first astronauts in more than 40 years from India, Poland and Hungary arrived at the International Space Station on ...

The Food and Drug Administration said Wednesday it has expanded existing warnings on the two leading COVID-19 vaccines about a rare heart side effect mainly seen in young men.

Efforts to vaccinate children globally have stalled since 2010, leaving millions vulnerable to tetanus, polio, tuberculosis ...

The XF-11 is a plane that lives in aviation history not just for its incredible 6,000 horsepower but for the harrowing crash ...

A laser navigating tool doomed a Japanese company’s lunar lander earlier this month, causing it to crash into the moon.