Musk stretched out his arm with the palm facing down twice in what some have called a Nazi salute. Lakers' LeBron James says he thought Luka Doncic trade was a 'hoax,' has no concerns about team's ...

Scientists have introduced a new laboratory model that could help them study how artificial limbs can be better designed.

If your hand or arm gets numb, the cause could range from carpal tunnel syndrome to a pinched nerve. No matter the reason, treatments can give you relief as well as get to the root of the problem.

The right arm is swept vertically to indicate that ... A pilot can request personnel approach by holding their hand up and drawing it toward their eyes. If it is safe and appropriate, the ...