To the average person, walking into a flour- or sawmill and seeing dust swirling around is unlikely to evoke much of a response, but those in the know are quite likely to bolt for the nearest exit at ...

The Earth formed over 4.6 billion years ago out of a mixture of dust and gas around the young sun. It grew larger thanks to countless collisions between dust particles, asteroids, and other growing ...

Earth’s surface is constantly sprinkled with space dust. Extraterrestrial material has rained down on our planet throughout its multi-billion-year history—and the celestial shower continues each ...

A University of Vienna study indicates that the movement of the solar system through varying galactic zones might have had a major influence on the climate of Earth millions of years ago. About 14 ...