Podcasts

Everyone's familiar with the idea of time travel -- but how would it work? This week Robert and Allison explore time travel, and this episode focuses on traveling to the future. So tune in and learn why you should -- or shouldn't -- meet your future self.

It's difficult -- some would say impossible -- to comprehend the sheer size of one galaxy, much less the universe. But how do these gargantuan galaxies form? Tune in as Allison and Robert break down the science behind the formation of galaxies.

In science fiction, aliens are usually either incredibly benevolent or incomprehensibly evil -- but how would real extraterrestrials behave? Learn more about aliens -- and why Stephen Hawking thinks they may destroy us -- in this podcast.

If you're concerned about generating waste in your household, why not start composting? Breaking solid waste down with some help from microorganisms is a sure-fire way to decrease your waste, and it's easier than you might assume. Tune in and learn more.

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.

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.

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.

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.

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.

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.