Surprising Science

When the physicist expressed reservations about climate change, he stirred heated controversy. "It doesn’t disturb me at all," he says.

Surprising Science

"We don’t only have to worry about warming," the physicist argues. "It could very well be the climate gets colder. Nobody knows"—and we waste time arguing when we should be preparing.

Surprising Science

Last week, Obama signed an ambitious nuclear arms reduction treaty with Russia. So why does the "Weapons and Hope" author fear that George Bush, Sr. will go down in history as a better arms control president?

Surprising Science

Freeman Dyson never spoke to Einstein, but revered him from afar. He was a "totally exceptional person"—as was another colleague, Nobelist and "clown" Richard Feynman.