Talks with counterintuitive solutions to flip your thinking, on everything from shoes to aid organizations to the universe.
| # | Titolo | Descrizione | |||
|---|---|---|---|---|---|
| 1 |
Distant time and the hint of a multiverse
15:54
|
At TEDxCaltech, cosmologist Sean Carroll attacks -- in an entertaining and thought-provoking tour through the nature of time and the universe -- a deceptively simple question: Why does time exist at all? The potential answers point to a surprising view of the nature of the universe, and our place in it.
|
Riproduci | ||
| 2 |
Global priorities bigger than climate change
16:44
|
Given $50 billion to spend, which would you solve first, AIDS or global warming? Danish political scientist Bjorn Lomborg comes up with surprising answers.
|
Riproduci | ||
| 3 |
How to green the desert and reverse climate change
22:19
|
“Desertification is a fancy word for land that is turning to desert,” begins Allan Savory in this quietly powerful talk. And it's happening to about two-thirds of the world’s grasslands, accelerating climate change and causing traditional grazing societies to descend into social chaos. Savory has devoted his life to stopping it. He now believes -- and his work
|
Riproduci | ||
| 4 |
How to make stress your friend
14:29
|
Stress. It makes your heart pound, your breathing quicken and your forehead sweat. But while stress has been made into a public health enemy, new research suggests that stress may only be bad for you if you believe that to be the case. Psychologist Kelly McGonigal urges us to see stress as a positive, and introduces us to an unsung mechanism for stress
|
Riproduci | ||
| 5 |
How to make stress your friend
14:28
|
Stress. It makes your heart pound, your breathing quicken and your forehead sweat. But while stress has been made into a public health enemy, new research suggests that stress may only be bad for you if you believe that to be the case. Psychologist Kelly McGonigal urges us to see stress as a positive, and introduces us to an unsung mechanism for stress
|
Riproduci | ||
| 6 |
How to tie your shoes
03:00
|
Terry Moore found out he'd been tying his shoes the wrong way his whole life. In the spirit of TED, he takes the stage to share a better way. (Historical note: This was the very first 3-minute audience talk given from the TED stage, in 2005.)
|
Riproduci | ||
| 7 |
The fiction of memory
17:37
|
Psychologist Elizabeth Loftus studies memories. More precisely, she studies false memories, when people either remember things that didn't happen or remember them differently from the way they really were. It's more common than you might think, and Loftus shares some startling stories and statistics, and raises some important ethical questions we should all
|
Riproduci | ||
| 8 |
The paradox of choice
20:22
|
Psychologist Barry Schwartz takes aim at a central tenet of western societies: freedom of choice. In Schwartz's estimation, choice has made us not freer but more paralyzed, not happier but more dissatisfied.
|
Riproduci | ||
| 9 |
The way we think about charity is dead wrong
18:54
|
Activist and fundraiser Dan Pallotta calls out the double standard that drives our broken relationship to charities. Too many nonprofits, he says, are rewarded for how little they spend -- not for what they get done. Instead of equating frugality with morality, he asks us to start rewarding charities for their big goals and big accomplishments (even if that
|
Riproduci | ||
| 10 |
The workforce crisis of 2030 — and how to start solving it now
12:51
|
It sounds counterintuitive, but by 2030, many of the world's largest economies will have more jobs than adult citizens to do those jobs. In this data-filled — and quite charming — talk, human resources expert Rainer Strack suggests that countries ought to look across borders for mobile and willing job seekers. But to do that, they need to start by changing the culture
|
Riproduci |