Four years ago, NASA purposely smashed a spacecraft into a small asteroid to see if they could deflect it—a test to prove humanity could protect Earth from threatening space rocks.

NEW YORK, United States - Four years ago, NASA purposely smashed a spacecraft into a small asteroid to see if they could ...

A new study has found that an asteroid NASA used for target practice a few years ago was nudged into a slightly different ...

Observations from a global network of telescopes helped verify that NASA’s DART spacecraft successfully altered the orbit of ...

Launched in 2021 on the world’s first planetary defense exercise, the Dart spacecraft deliberately plowed into Dimorphos, which orbits a bigger asteroid, Didymos, as they circle the sun together. The ...

If you’re sexually active, regular testing for sexually transmitted diseases (STDs) and infections (STIs) is crucial to protect your health and the health of your partners. While you can get tested at ...

If you don't feel well, you may worry that you have COVID-19. The only way to know for sure is to take a test. At-home tests can tell whether you have the virus right now. More specialized antibody ...

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