When symptoms of amyotrophic lateral sclerosis (ALS), such as weakness and a loss of muscle mass, start in the limbs, doctors refer to the condition as limb onset ALS. ALS is a progressive condition ...

Harriet Dempsey-Jones is a researcher in the Hand and Brain Lab. Amputees often report the phenomenon of “phantom limbs”, where they can still sense the presence of missing fingers, hands, arms, feet ...

Progress on the road to regenerating major body parts, salamander-style, could transform the treatment of amputations and major wounds A salamander’s limbs are smaller and a bit slimier than those of ...

Hugh Herr, the director of an M.I.T. laboratory that pursues the “merging of body and machine,” grew up in a Mennonite family outside Lancaster, Pennsylvania. He and his brothers—he was the youngest ...

Analyses of vertebrate limb bud development continue to provide fundamental insights into how vertebrate organogenesis is orchestrated. Classical patterning signals coordinate specification and ...

In the near future, birth defects, traumatic injuries, limb loss and perhaps even cancer could be cured through bioelectricity—electrical signals that communicate to our cells how to rebuild ...