Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

Two rare cosmic collisions around the young star Fomalhaut were caught by space telescopes, offering new clues about how planets form.

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

For more than a decade, NASA’s Cassini spacecraft traced Saturn’s rings and moons, returning some of the most detailed ...

Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Images captured by NASA's Parker Solar Probe as the spacecraft made its record-breaking closest approach to the sun in ...

Meteorites are like a time machine and spacecraft all in one. Discover how our scientists use rare specimens in the meteorite collection we care for to understand the history of Earth and our solar ...

Klonopin usually works within 30 to 60 minutes after taking it by mouth. Klonopin injected intravenously reaches the brain in under a minute. Food may delay how quickly Klonopin works, but more ...

Iron is stored in red blood cells that live for about 120 days before being recycled in the body. Circulating iron in the blood is quickly available but remains in the system for only a few hours.