Engineers have developed a new chameleon-like material that changes color with a slight movement, according to research published in the journal Optical.

Dawn spacecraft's mission to Ceres is made possible by a brand new ion engine that runs off individual atoms.

There's a new island on Earth.

A Dutch non-profit plans to send voyagers on a one-way trip to Mars

Are there better options for weather forecasting than educated guessing?

Is there life on Mars? Probably not, but it's likely that there used to be.

The first Earthling was Laika, a Russian mongrel found on the streets of Moscow.

The federal Wilderness Act was signed 50 years ago.