In the margins: How radio telescopes show us unseen galaxies

TEDxPerth presentation by Natasha Hurley-Walker becomes an official TED talk.

The universe is too vast to be explored by spaceship, but that doesn’t mean we don’t go exploring.

Astronomer Natasha Hurley-Walker from The International Centre for Radio Astronomy Research (ICRAR) explains in her TedxPerth talk—recently uploaded talk—how radio telescopes are enabling us to see beyond the visible light spectrum, to peer deeper into the universe and explore the furthest reach of galaxies.



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