The colorful walls of an exposed impact crater on Mars

Impact craters have been called the "poor geologists' drill," since they allow scientists to look beneath to the subsurface of a planet without actually digging down. It's estimated that Mars has over 600,000 craters, so ...

Nearly all Madagascar's lemur species 'face extinction'

Almost all species of lemur, the small saucer-eyed primates native to Madagascar, face extinction, an international conservation body warned on Thursday, adding to its growing list of animals and plants under threat.

Study: Human impact throws tree seeding out of sync

Human impacts on the environment are changing many biological responses, with effects on rare species and human health, but predicting such responses is complicated, according to a new paper by a University of Canterbury ...

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