Invisible Colors: Why Astronomers Use Different Radio Bands

Radio light is invisible to our eyes, so it’s easy to think of all radio light as the same. But radio is filled with colors, just as the colors of visible light we can see, and radio astronomy is at its most powerful when we use all the colors of its rainbow.

Featured Video: Why Hydrogen Tells Us the Story of the Universe

Hydrogen is the most abundant element in the universe. Radio astronomers can see hydrogen by the light it emits, reflects, and even absorbs. Because hydrogen is everywhere, it can tell stories about the cosmos from the Big Bang to today.

Join our host Summer Ash of the National Radio Astronomy Observatory as she talks about how hydrogen can tell us so much about the structure and evolution of the universe.

AUI and NRAO Announce NAC Bridge Scholarship Award

AUI and NRAO have announced the establishment of the National Astronomy Consortium (NAC) Bridge Scholarship Award program to assist and recognize NAC alums on their achievements as they enter graduate school.