“My dad was a composer and a musician, but he never finished high school. His formal education was rather minimal from the standard...”

“When you buy a jacket, you pick the size to ensure it fits. Similarly, we live in a universe in which the amount of dark energy fi...”

“When you drive your car, E = mc2 is at work. As the engine burns gasoline to produce energy in the form of motion, it does so by c...”

“My mom says: 'Why aren't you a doctor?' and I'm like, 'I am a doctor!' and she's all, 'No, I mean a real doctor.' She reads my boo...”

“The bottom line is that time travel is allowed by the laws of physics.”

“I believe the process of going from confusion to understanding is a precious, even emotional, experience that can be the foundatio...”

“Web 2.0 ideas have a chirpy, cheerful rhetoric to them, but I think they consistently express a profound pessimism about humans, h...”

“On Earth Day, we celebrate all the gifts the world and nature make available to us. We recognize our complete dependence on its bo...”

“My dad was young; he went to work. But he'd been to war. He'd seen some of the world. It wasn't like he was going to be an extensi...”

“My views about God come from my dad. Dad told me that he believed Nature, which to him included humankind, to be so beautiful, so...”

“In the end, nature is inexorable: it has no reason to hurry and, sooner or later, it takes what belongs to it. Unconsciously and i...”

“The longer you remain silent, the longer you don't turn over documents, a presumption begins to build that you're withholding some...”