Helpful Videos
What do kids want to know more about?
The 7 Extinctions' Playlist
The 7 WORST DAYS on planet Earth playlist:
https://www.youtube.com/playlist?list... The boundary clay shows high levels of the metal iridium, which is rare in the Earth's crust but abundant in asteroids. It is estimated that 75% or more of all species on Earth vanished. Yet the devastation caused by the extinction also provided evolutionary opportunities. In the wake of the extinction, many groups underwent remarkable adaptive radiations — a sudden and prolific divergence into new forms and species within the disrupted and emptied ecological niches resulting from the event. Mammals in particular diversified in the Paleogene, producing new forms such as horses, whales, bats, and primates. Birds, fish and perhaps lizards also radiated. The World's 7 Super Volcanoes!
|
The Destructive Force of ... Ice? |
6 Mind-blowing Mass Extinctions!
|
How do scientists explain how the moon was created?
|