Big History - section 3.1

A closer look at the life on Earth and the techniques scientists use to study living organisms... (2020)

A look at the "comfort zone" humans live in, and the interplay of life and the biosphere... (2020)

In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from sin... (2020)

Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash ... (2020)

Geologist Walter Alvarez gets to the bottom of a scientific murder mystery.. (2020)

I was invited to collaborate with TED-Ed to create an animation to introduce the novella "Flatland" by Edwin A. Abbott. I was responsible for all a... (2020)