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 ...

Where did the building blocks of Earth's first water come from? At least in part, from a cloud of gas and dust swirling around the sun, new research suggests. Water is made up of two hydrogen atoms ...