Stuff To Blow Your Mind

In the second episode of this two-part series, Robert and Allison check out the possibilities of travelling into the past. From wormholes to the grandfather paradox, there are many arguments for -- and against -- time travel. Tune in and learn more. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

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. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Carbon dating is a way of determining the age of organic matter up to 50,000 years old. But how does it work? Listen in as Allison and Robert explore the uses of carbon dating, as well as the controversial artifacts dated by this method. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Make no mistake: Space is a very hostile environment. Astronauts in orbit suffer from conditions caused by the lack of gravity, small living quarters and other factors. So how do these astronauts cope? Tune in to learn more about the drugs used in space. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Sure, venom could kill you -- but it could also cure you. The medicinal use of venom dates back thousands of years and continues to the present day. Tune in as Allison and Robert break down the science behind venom and medicine in this podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Everyone knows that video games are entertaining -- but could they have therapeutical value? Tune in and learn how Tetris may help victims of post-traumatic stress syndrome. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Dinosaur appreciation days are few and far between -- but the Velociraptor is a special case. Listen in as Allison and Robert explore the amazing abilities and physiology of the Velociraptor in this podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.