Researchers have made strides creating strong, long-lasting imitation muscle as science fiction slowly evolves into fact.

There's an idea that larger muscles burn a lot more energy while at rest. But is that true? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Any situation where there's a temperature difference between something warm and something cool can power this film. Researchers make game-changing breakthrough with devices powered by body heat: ...

"This hormone actually tells our bodies to ignore feelings of pain and fatigue while enhancing blood flow to large muscles." A workout can leave you with more energy than you had beforehand ...

More than three million years after her death, the early human ancestor known as Lucy is still divulging her secrets. In 2016, an autopsy indicated that the female Australopithecus afarensis, whose ...

In general, the energy to synthesize ATP molecules must be obtained from rather complex fuel molecules. The human body uses three types of molecules to yield the necessary energy to drive ATP ...