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What we can learn from galaxies far, far away

In a fun, exciting talk, teenager Henry Lin looks at something unexpected in  the sky: distant galaxy clusters. By studying the properties of the universe's largest pieces, says the Intel Science Fair award winner, we can learn quite a lot about scientific mysteries in our own world and galaxy.

http://www.ted.com/talks/henry_lin_what_we_can_learn_from_galaxies_far_far_away

http://www.ted.com/speakers/henry_lin

This renews and reinforces my faith in the young generation.