Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Invasive species are wreaking havoc on ecosystems around the world. US company Inversa is turning some of them into leather, which it says is more environmentally friendly than traditional leather.

Record set in Florida: a 19-foot-long Burmese python is captured in Big Cypress, revealing new clues about the ecological ...

A national nonprofit has filed a complaint with the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service against the University of Virginia for its use of live animals in ...