Deep Impact (EPOXI) Stories

Earth is invitingly blue. Mars is angry red. Venus is brilliant white. Astronomers have learned that a planet’s “true colors” can reveal important details. For example, Mars is red because its soil contains rusty red stuff called iron oxide. And…

On December 3, a scientific deep drilling projects starts on the Yucatan Peninsula, Mexico into the Chicxulub crater that was formed some 65 million years ago by the impact of an asteroid, which is believed to have caused the extinction…