It's an unexpected side effect of globalization: problems that once would have stayed local—say, a bank lending out too much money—now have consequences worldwide. But still, countries operate independently, as if alone on the planet.
TED Talk Subtitles and Transcript: Matthew O’Reilly is a veteran emergency medical technician on Long Island, New York. In this talk, O’Reilly describes what happens next when a gravely hurt patient asks him: “Am I going to die?
Should you donate differently: Technology allows us to give cash directly to the poorest people on the planet. Should we do it? In this thought-provoking talk, veteran aid worker Joy Sun explores two ways to help the poor.
"Why dieting doesn't usually work." Neuroscientist Sandra Aamodt explains the science behind why dieting not only doesn't work, but is likely to do more harm than good. She suggests ideas for how to live a less diet-obsessed life, intuitively.