S2 E6: A Shot in the Dark - a podcast by Energy.gov Digital Team

Earth, the cosmos, everything we can see with our eyes and our instruments is made up of normal matter. But all that doesn’t add up to a whole lot. It's just 15% of the mass of the universe.

The rest is an unknown, invisible… something…

Further episodes of Direct Current - An Energy.gov Podcast

Further podcasts by Energy.gov Digital Team

Website of Energy.gov Digital Team