Saturday, May 13, 2017

human heart

The human heart  can continue to beat when it is removed  removed from the body  as long as it has an adequate  supply of oxygen.





at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

diving into underwater chess

 as if game chess weren't challenging enough imagine playing  at the  bottom  of  a swimming pool. some of  the  worlds top chess  playe...