Zelda Gamson tried for decades to stop smoking. But while one part of her wanted to quit, another part just didn't want to let go. So, how do you win a tug-of-war with yourself? We decided to ask one of the greatest negotiators of our time for some advice. Adam ...

Two stories about heart-stopping falls:

1. Falling Time: David Eagleman gets to the bottom of what goes on in our brains during those life or death moments when time seems to slow way down.

2. Falling in Love: Lulu Miller brings us the story of Sarita and Simon, who fell in...and then out...of love.

Two stories of falling in everyday life, and one fantastical leap:

6. Falling Asleep: Professor Frederick Coolidge argues that our tree-dwelling ancestors are to blame for a hiccup in our sleeping patterns.

7. Walking as Falling: David Eagleman explains walking as the act of calibrating our steps to turn falls into forward motion.

8. Falling Apart: Neil deGrasse Tyson takes us on a one-way trip into a black hole.