Mystery of Siberian freshwater seal food choice solved

Through video tracking and examination of museum specimens, scientists have discovered why Siberia's Lake Baikal seals are thriving when so many other seal populations are suffering from human-caused environmental stresses.

Microrobots show promise for treating tumors

Targeting medical treatment to an ailing body part is a practice as old as medicine itself. A Band-Aid is placed on a skinned knee. Drops go into itchy eyes. A broken arm goes into a cast.

Body plan evolution not as simple as once believed

The role of Hox genes in changing the layout of different body parts during evolution has been challenged by a study led by researchers out of the University of Pittsburgh's Department of Biological Sciences.

Evidence of bone disease found in medieval skeletons

A large team of researchers from across the U.K. has found evidence of Paget's disease of the bone in multiple medieval skeletons uncovered in northwest Britain. In their paper published in Proceedings of the National Academy ...

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