“So many things could have happened in a different way that we wouldn't be here at all, both individually, for sure, and certainly as a species.”

Amplifying the energy within a laser, over and over, won't get you an infinite amount of energy. There's a fundamental limit due to physics.

Wonder is like a guest you haven’t planned for.

“What did you win? You won awkward silence. You won their contempt. You won the first to apologize. When you win an argument, you will lose their confidence, you will lose their respect, you will lose the connection.”

Your body language sends messages before your mouth does. Author Robert Greene and negotiation expert Daniel Shapiro PhD explain the key characteristics of nonverbal power and emotional presence that shape how others perceive you.

There are real concerns with long-term power generation on the Moon; nuclear could be the answer. But for NASA, will the cost be too high?

From Einstein to Twain, Garson O’Toole investigates the truth behind your favorite — and often misattributed — quotes.