Scientists identify ancient origin for key hormone system

A key set of proteins that help regulate hormones necessary for many essential functions in humans and other vertebrates have ancient origins in much simpler creatures such as sea cucumbers, says a new study published today ...

How Useful Are Adult Stem Cells, Really?

(PhysOrg.com) -- With the debate (especially in the U.S.) raging over ethics of using embryonic stem cells in research to cure diseases like ALS, Parkinsons, Type 1 diabetes and even spinal cord injuries, the breakthrough ...

Gene required for jumping identified in rabbits

Rabbits and other hopping animals require a functional RORB gene to move around by jumping, according to a new study by Miguel Carneiro of the Universidade do Porto and Leif Andersson of Uppsala University published March ...

The secret to chimp strength

February's brutal chimpanzee attack, during which a pet chimp inflicted devastating injuries on a Connecticut woman, was a stark reminder that chimps are much stronger than humans—as much as four-times stronger, some researchers ...

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