A little leg may reveal something big about how closely related insect species can drastically differ in body shape, according to a new study. The team imaged live cells of fruit flies in the last ...

BEFORE HUGH Herr became a professor at the Massachusetts Institute of Technology (MIT), he was a promising rock climber. But after being trapped in a blizzard during a climb at age 17, he lost both ...

A leg bypass surgery may be necessary if fatty deposits have clogged a blood vessel, impeding blood flow through the leg. During this surgery, doctors will create a new pathway for blood to travel. If ...

Most of the volume of epithelial cell bodies containing nuclei are aligned as a monolayer on the apical (upper) side. They extend pillarlike cell processes in a basal (downward) direction. At the ...