David Eagleman: Your Time-Bending Brain

“A person’s mass is made not of ‘stuff’ in the way we normally think about it, but rather our mass is made of energy.”

“I was stunned. Here in front of me was the original apparatus through which a new vision of the world was slowly and painfully brought to light.”

Scalars, vectors, and tensors come up all the time in physics. They’re more than mathematical structures. They help describe the Universe.

Both nations made missteps, but China still has a chance to make up lost ground.

They’re in our brains, hearts, and blood — but what are they doing to us?