Diet likely changed game for some hominids 3.5 million years ago

A new look at the diets of ancient African hominids shows a "game changer" occurred about 3.5 million years ago when some members added grasses or sedges to their menus, according to a new study led by the University of Colorado ...

Remaining Martian atmosphere still dynamic

(Phys.org) —Mars has lost much of its original atmosphere, but what's left remains quite active, recent findings from NASA's Mars rover Curiosity indicate. Rover team members reported diverse findings today at the European ...

Porpoises have to be careful in the Eastern Scheldt

The surprising conclusion of the doctoral research project on the feeding ecology of porpoises by Okka Jansen at Wageningen University is that the Eastern Scheldt may be an ecological trap. She also discovered that more than ...

New look at cell membrane reveals surprising organization

Sight would dramatically alter a blind man's understanding of an elephant, according to the old story. Now, a look directly at a cell surface is changing our understanding of cell membrane organization.

White shark diets vary with age and among individuals

White sharks, the largest predatory sharks in the ocean, are thought of as apex predators that feed primarily on seals and sea lions. But a new study by researchers at the University of California, Santa Cruz, shows surprising ...

Forest edge reveals habitat loss in Madagascar

(Phys.org)—The dry forests of Madagascar can use all the help they can get. New research suggests a promising tool for understanding and conserving these threatened environments.

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