'Viking disease' hand disorder may come from Neanderthal genes

A new paper in Molecular Biology and Evolution shows that a condition known as Dupuytren's disease is partly of Neanderthal origin. Researchers have long known that the disease was much more common in Northern Europeans than ...

Study tracks genomic changes that reinforce darter speciation

When they share habitat, orangethroat and rainbow darters tend to avoid one another, even though they are closely related and can produce "hybrid" offspring. The males compete with males of their own species and will almost ...

Operation IceBridge resumes Antarctic flights

(Phys.org)—Scientists and flight crew members with Operation IceBridge, NASA's airborne mission to study Earth's changing polar ice, are beginning another campaign over Antarctica. Now in its fourth year, IceBridge's return ...