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Podcasts

With each year, scientists are building increasingly complex robots, leading to one vital question: At what point does a robot become defined as a living thing, rather than a mechanical device? Tune in to learn more about living robots in this podcast. See more »

In this episode, Robert and Allison take a road trip to the Georgia Dome, where they grab an exclusive look at the FIRST Robotics competition. Tune in and learn more about the world's largest grade-school robotics competition. See more »

To most people, planets are one of the most familiar of astronomical objects. After all, we do live on one. But how do these massive spheres get their start? Tune in to learn more about the birth of planets -- including our own -- in this podcast. See more »

Like most things in the universe, stars begin as particles floating around in massive clouds of dust and gas. But what forces these particles to coalesce and form a star? Tune in and learn more about the birth of stars in this podcast. See more »

Even people who don't care for science fiction know about the genre -- thousands of new science fiction stories come out every year. But why does science fiction matter? Tune in and learn the answer in this podcast. See more »

Every astronaut knows that life in space requires numerous adjustments -- after all, things just aren't the same without gravity. So how exactly does a toilet work in space? Learn more about the science behind space's supertoilets in this podcast. See more »

Immunocontraception is a humane type of birth control that's used to control wild animal populations. In this episode, Allison and Robert discuss the pros and cons of immunocontraceptives -- and whether they'll ever be used to control human reproduction. See more »

According to Richard J. Goss, "If there were no regeneration, there could be no life. If everything regenerated, then there could be no death." But how does this process work? Join Robert and Allison as they explore the science behind regeneration. See more »

As the only flying mammals, bats play unique roles in our world's ecology. Yet in caves across North America more than a million bats have fallen prey to a mysterious affliction known as white nose syndrome. Tune in and learn more in this podcast. See more »

People often think of volcanoes as conical mountains erupting ash, smoke and lava into the air. But how do they work? Why are they so dangerous? Listen in to learn more about volcanoes (and all the ways they can kill an unlucky bystander) in this podcast. See more »