Howard Hughes Medical Institute

Rated 4.22(180) — Howard Hughes Medical Institute

What did Earth’s continents and oceans look like 250 million years ago, or even 1 billion years ago? What do we know about the climate back when our planet formed?EarthViewer is like a time machine for exploring Earth’s deep history. Based on the...

Rated 4.38(13) — Howard Hughes Medical Institute

Interactively explore topics in biology with the Click and Learn app. Each module features supporting videos and animations (Internet connection required). Learn about topics in Earth history and climate change, evolution, neurobiology, infectious disease