Guest Thinkers — December 21, 2010

Temporary Closed

A weekly newsletter featuring the biggest ideas from the smartest people

The US and UK aren’t the only embassies shutting their doors in San’a – the French, Germans, Japanese and Spain have also closed.

A weekly newsletter featuring the biggest ideas from the smartest people

Starts With A Bang

Ask Ethan: Do gravitons need to exist?

Electromagnetism, both nuclear forces, and even the Higgs force are mediated by known bosons. What about gravity? Does it require gravitons?

Bright orange star surrounded by a dense field of smaller white stars in space.

The Past

How humanity discovered we’re all made of “star stuff”

Carl Sagan was far from the first to declare we are the children of ancient stars.

Starts With A Bang

The secret reason the USA beat the USSR to the Moon

Sixty years ago, the Soviet Union was way ahead of the USA in the space race. Then one critical event changed everything.

Starts With A Bang

The quantum reason behind the solidity of matter

If atoms are mostly empty space, then why can’t two objects made of atoms simply pass through each other? Quantum physics explains why.

Starts With A Bang

Ask Ethan: Will everything eventually succumb to Hawking radiation?

50 years ago, Stephen Hawking showed that black holes emit radiation and eventually decay away. That fate may now apply to everything.

Up Next

Guest Thinkers

New America Foundation Event

The New America Foundation is about to have a discussion on Yemen, which can be streamed live here. Barak Barfi will be presenting his paper, it seems, and then there […]