The podcasts section is going away...
The dedicated section for podcasts is going away and will be rolled into Videos. Read more about this change on the Digg blog.Episode: Episode 16: Across the Electromagnetic Spectrum
We see the Universe in visible light with our photon detecting eyes. We can feel infrared heat with our photon detecting hands, and we get sunburns with our ultraviolet photon detecting skin (ouch). But there’s a whole spectrum of photons out there, from radio waves to gamma rays that astronomers use to understand the Universe. [...]
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