S2·E7 Asteroids - Worlds That Never Were
22. august 2012 · 42m
Asteroids wiped out the dinosaurs and may be back for us but they also built the Earth and may have brought life to its barren surface. Asteroids will shape our future as much as our past and scientists are striving to unlock their secrets.
Ikke vurdert ennå
Kommentarer
eldste først
Logg inn for å bli med i diskusjonen.