If a tree falls in a forest, does it make a sound?

Civilization relies on science and couldn't exist without it -- but what exactly is science? In this episode, Allison and Robert explore the definition of science, from the questions it can tackle to the methods scientists use in their experiments. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

21 Sep 201017min

If a person helps someone else without receiving an award, then that person has committed an act of altruism. Or have they? In this episode, Robert and Allison explore the science behind altruism in humans and other animals. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

16 Sep 201028min

Bacterial life is one of the most hardy life forms on Earth. But the impressive talents of bacteria aren't limited to durability. Tune in to learn more about the strange bacterial ability to sense quorums and communicate with other bacteria. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

14 Sep 201025min

In 1997, researchers at Ohio State University detected an extraordinary signal from space. Could it have been a message from another civilization? Tune in as Allison and Robert break down the science behind the search for extraterrestrial intelligence. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

9 Sep 201019min

As a science writer, Mary Roach has penned books on everything from cadavers to astronauts. In this episode, Allison and Robert interview Mary Roach about the future of space exploration. Listen in to learn what you'll need to pack for a trip to Mars. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

7 Sep 201019min

An emoticon is a series of punctuation marks used to draw a picture and convey an emotion. But how did these emoticons come about, and why do they seem so universal? In this podcast, Robert and Allison explore the science behind facial expressions. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

2 Sep 201026min

Maggots have a distinctive (and, some would say, repulsive) appearance. But throughout history doctors and healers have used maggots to treat ulcers and wounds. In this episode, Allison and Robert take a closer look at maggots and maggot therapy. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

31 Aug 201028min

There are hundreds of different leech species, but they're all built for one thing: sucking blood. Join Allison and Robert as they take a closer look at the leech's adaptations, and the role these parasites may play in modern medicine. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

26 Aug 201029min