Células Tronco: A chave da regeneração

Link: http://www.youtube.com/watch?v=GcgO-u1fINQ

Discovery Channel - O Fim dos Dinossauros - Dublado

Link: http://www.youtube.com/watch?v=g5wvKRT_BMQ

Discovery - Fornecendo Energia ao Futuro

Parte 1:

Link: http://www.youtube.com/watch?v=yejXL0mrWUs

Parte 2:

Link: http://www.youtube.com/watch?v=9qXZNVILNTo

Parte 3:

Link: http://www.youtube.com/watch?v=didktNM3d6Y

Parte 4:

Link: http://www.youtube.com/watch?v=Ij7VluRu9u0

Discovery Channel - O Clima no Espaço

Link: http://www.youtube.com/watch?v=eNNz7L3zCkU

The Corporation - Legendado

Link: http://www.youtube.com/watch?v=aKjKqrElLmg

Discovery Channel - Soluções Energéticas

Link: http://www.youtube.com/watch?v=CMnuQvasj7I

BBC - A Construção das Grandes Pirâmides

Link: http://www.youtube.com/watch?v=CHqvjwdSEiM