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Podcasts

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. See more »

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. See more »

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. See more »

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. See more »

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. See more »

A black hole forms when a star's core collapses, increasing in density until its gravitational pull becomes too powerful for light to escape. This creates a singularity -- and it happens in less than a second. Learn more about black holes in this podcast. See more »

Here's the crazy thing about war: It breeds innovation. Since the dawn of civilization, human beings have searched for ways to kill each other. Join Robert and Allison as they explore the weapons that changed the world, from the horse to nuclear weapons. See more »

Gravity is a pervasive and ambiguous force -- we still don't understand everything about it. Yet every physical act on our planet involves gravity. Join Allison and Robert as they explore exactly how gravity affects the average person in this podcast. See more »

You can learn a lot from a book's smell. For example, the books of heavy smokers tend to smell of smoke. When you smell a book, you're encountering more than 200 individual components combining to produce an olfactory fingerprint. Tune in to learn more. See more »

Genetic polymorphism describes a basic fact of human life -- that every set of genes is unique. However, scientists have been able to detect many physical traits from genetic markers. Tune in to learn more about five fascinating genetic markers. See more »