|
The ocean has degraded within our lifetimes, as…
|
|
Oceanographer Paul Snelgrove shares the results…
|
|
|
|
|
|
|
|
|
|
|
|
|
|
What if you're in surgery and the power goes…
|
|
From deep in the TED archive, Danny Hillis…
|
|
Has our technology -- our cell phones and iPods…
|
|
Are we born to be optimistic, rather than…
|