Imagine a fully automated 3D printer suspended in midair, churning out crucial components for use at home and abroad.

An international study led by researchers at São Paulo State University (UNESP) in Brazil has identified a little-known but potentially significant threat: Asteroids that share Venus's orbit and may ...

NEW YORK -- An asteroid NASA's been tracking for nearly 25 years could impact Earth in the future, a new report reveals. First discovered in 1999, Bennu, the near-Earth asteroid, could possibly drift ...

Clouds play an important role in determining the current and future temperature and global warming rate of the Earth. They simultaneously cool the Earth by reflecting sunlight and warm the planet by ...

The moon's surface may be more than just a dusty, barren landscape. Over billions of years, tiny particles from Earth's atmosphere have landed in the lunar soil, creating a possible source of ...