The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

The human hand is an intricate system comprised of bones, muscles, tendons, ligaments, nerves, and blood vessels. When injury occurs—or congenital deformities, tumors, infections, or other medical ...

After all the tests, NASA determined that Artemis II was safe to fly with its current heat shield, but NASA decided to use a ...

Using a corkscrew, writing a letter with a pen or unlocking a door by turning a key are actions that seem simple but actually require a complex orchestration of precise movements. So, how does the ...

Researchers have harnessed a bacterial immune defense system, known as CRISPR, to efficiently and precisely control the process of RNA splicing. The technology opens the door to new applications, ...

A human head will set you back about $640. An arm is less: that costs roughly $430. A leg, by contrast, is $1,600; while a torso costs around $2,000. A hand, however, is a mere $300. Postage and ...