The 1815 eruption of Mount Tambora precipitated three years of dramatic global events that are only now being traced to the eruption. On this episode, Dr. Gillen Wood discuss the effects of this eruption.

Mental trauma is a growing issue in society, yet current treatments may not be addressing the issue. On this program, Dr. Bessel van der Kolk discussed new methods for healing mental trauma in his book, The Body Keeps the Score.

The Ebola virus has been making headlines since the spread of the virus in West Africa. On this episode, Dr. Brenda Wilson discussed the Ebola virus.

Bulk carbon comes in many different forms from pencil lead to diamonds. At the nanoscopic level, the properties become even more exotic. On this program, Hari Manoharan talks about what happens when nanostructures of carbon are combined.

Advances in technology have changed the way we work, the way we socialize, and the way we learn. On this episode, Michael Harris discusses what constant connectedness means for the well being of future generations.

The Diagnostic and Statistical Manual of Mental Disorders (DSM) has far reaching influence beyond that of psychiatric diagnosis. On this episode, Dr. Allen Frances discussed saving normal.

This episode we speak with neuroscientist Dr. Sliman Bensmaia. He tells us about his research on touch, how our hands feel, how our brains process this information, and how this research is being used to design better prostheses.

Can a digitally encrypted currency uproot the financial institutions of the world? On this episode, Jimmy Homma discusses bitcoins.

We do a lot for our pets and often even treat them like family members. But, they are paying us back by improving our health. On this episode, Dr. Alan Beck, Director of the Center for the Human-Animal Bond at Purdue University discussed the effect that animals have on the physical and psychological well being of the people they spend time with.

Overpopulation affects not only humans but also wildlife. On this episode, Stephanie Feldstein discussed the crowded planet.