High protein diet may harm polar bears

A high protein diet appears linked to kidney disease and shortened lifespans for captive polar bears, a relationship similarly suspected in humans, according to a review led by Washington State University wildlife biologist ...

Lego down! Focused vibrations knock over minifigures

A tabletop covered in miniature Lego minifigures. There is a whooshing sound, a pause, and then a single minifigure in the center of the table topples over, leaving the remaining minifigures standing.

Video: Artificial cells

What is life? The most basic and smallest form of life we know is a single cell. Trying to create living cells from scratch is therefore the ultimate goal for Alexander Mason. However, as a cell consists of lots of parts ...

Rescued sea turtles: some to be released, some still sick

The Mississippi Aquarium plans to release seven endangered sea turtles this week, but other institutions in New Orleans and Mississippi are still treating turtles rescued in the fall from frigid New England waters

Harnessing sound for health

When a person develops a kidney stone or a gall stone—hard accumulations of minerals and other compounds created by the body—they can experience a great deal of pain and discomfort. In more advanced cases, these stones ...

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