A Moment of Science

Posts tagged legs

September 27, 2003

 

Oy Vein!

Varicose veins in the legs occur when the valves in a vein near the surface of the skin malfunction. Valves usually keep blood from flowing backwards in the vein once it’s been pumped towards the heart.

September 27, 2003

 

Cold Feet and Hot Wings

Most birds you see standing on only one leg are doing an impressive balancing act while tucking the second leg into their feathers. This is much easier to recognize in large birds, such as flamingos, but the behavior itself is common to most birds.

September 27, 2003

 

Hitch-kick

The windmilling motions of the arms are also fast forward rotations. Making some parts of the body rotate faster causes other parts of the body to rotate more slowly to compensate.

September 27, 2003

 

What is Endometriosis?

Because these growths are pieces of uterine lining, they do what uterine lining normally does every month, the tissue grows and tries to be shed.

« Previous Page

Stay Connected

What is RSS? RSS makes it possible to subscribe to a website's updates instead of visiting it by delivering new posts to your RSS reader automatically. Choose to receive some or all of the updates from A Moment of Science:

Support for Indiana Public Media Comes From

About A Moment of Science

Search A Moment of Science