Yes, scientists are actually building an elevator to space
lesson duration 05:19
760,346 views
lesson duration 05:19
760,346 views
8,115,249 views
497,134 views
11,106,685 views
324,706 views
613,896 views
663,344 views
lesson duration 11:32
136,003 views
2,453,494 views
lesson duration 04:20
524,118 views
348,336 views
1,479,694 views
lesson duration 09:44
351,790 views
1,493,127 views
427,753 views
153,228 views
lesson duration 05:46
513,570 views
520,069 views
2,077,108 views
lesson duration 05:20
422,167 views
1,600,244 views
423,055 views
880,453 views
3,707,535 views
Click Register if you need to create a free TED-Ed account. If you have already signed into ted.com click Sign In to verify your authentication.
Only students who are 13 years of age or older can create a TED-Ed account.