Breaking a biological signaling system in an embryo allows scientists to change the destiny of a cell. The findings could lead to new ways of making replacement organs. Found at YouTube from futurityvideo.

The science, mathematics and biology of sound. Found at YouTube from Vihart.

Fritz Kahn’s animated realization of Henning Lederer’s vision of “man as machine” created more than eighty years ago. Found at YouTube from vip39100.

Kasey-Dee Gardner finds out why all tortoise shell cats are female and why white cats are deaf. Found at Discovery News.

Stanford physicist Ingmar Riedel-Kruse has begun developing “biotic games” involving paramecia and other living organisms. He hopes the games lead to advances in education and crowd-sourcing of laboratory research while helping to raise the level of public discourse on bio-related issues. Found at YouTube from StanfordUniversity.

Hybrid Medical Animation’s highlight reel. Found at YouTube from Hybrid Medical Animation.