1
By TED-Ed
Published in 2014
In a fun, excited talk, teenager Henry Lin looks at something unexpected in the sky: galaxy clusters. By studying the properties of the unverse's largest pieces, says the Intel Science Fair Winner, we can learn quite a lot about our own world ad galaxy.
Grade Level   6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List
2
By TED-Ed
Published in 2013
"In this short talk, TED Fellow Sarah Parcak introduces the field of """"space archeology"""" -- using satellite images to search for clues to the lost sites of past civilizations."
Grade Level   3 4 5 6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List
3
By TED-Ed
Published in 2013
How can the shadow of the tiny moon eclipse the sight of the gargantuan sun? By sheer coincedence, the dsc of the sun in 400x larger than the disc of the moon, but it's 390x farther from Earth -- which means that when they align just right, the moon blocks all but the sun's glowing corona. Andy...
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List
4
By TED-Ed
Published in 2013
What's six miles wide and can end civilization in an instant? An asteroid -- and there are lots of them out there. With humor and great visuals, Phil Plait enthralls the TEDxBoulder audience with all the ways asteroids can kill, and what we must do to avoid them.
Grade Level   6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List
5
By TED-Ed
Published in 2015
There's a lot of talk these days about when and how we might all move to Mars. But what would it actually be like to live there? Mari Foroutan details the features of Mars that are remarkably similar to those of Earth — and those that can only be found on the red planet.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List
6
By TED-Ed
Published in 2015
The International Space Station is roughly the size of a six-bedroom house and weighs more than 320 cars -- it's so large that no single rocket could have lifted it into orbit. Instead, it was assembled piece by piece while hurtling through space at 28,000 kilometers per hour, lapping the Earth once...
Grade Level   6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List
7
By TED-Ed
Published in 2017
In 1995, scientists pointed the Hubble Telescope at an area of the sky near the Big Dipper. The location was apparently empty, and the whole endeavor was risky -- what, if anything, was going to show up? But what came back was nothing short of spectacular: an image of over 1,500 galaxies glimmering...
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
Teaching Media Videos or Animations
Save to List