Understanding the key concepts in science requires a knowledge of the language of science. On this program, Steve Kleinedler discussed science words every college graduate should know.

All countries are eligible for membership into the World Health Organization (WHO) with one notable exception. On this program, Dr. Julin Tang and Dr. Sophia Yen discussed the Taiwanese efforts to join this health organization.

One little hormone can make a big difference in the life of men, especially when those levels start to drop. On this program, Dr. Shafiq Qaadri joined us to discuss the testosterone factor.

SARS may have faded from our memory, but many key lessons can be learned from the outbreak of 2003. Karl Taro Greenfeld joined us on this program to talk about his firsthand experiences in China reporting this epidemic.

Celiac disease is a disorder caused by the inability to tolerate gluten. The effects of the disease are wide ranging, resulting from the inability to absorb certain nutrients. On this program, Rory Jones discussed this hidden epidemic.

Organizations across the country are sponsoring activities for Earth Day. On this episode, Erica Pringsheim-Moors from the California State Parks Foundation joined us to talk about their activities. Also, Max Rosenblum talked with Dan Woods about the Maker Faire.

Traveling near the speed of light may soon be possible thanks to recent theoretical advances. On this program, Dr. Franklin Felber discussed the physics of near light-speed travel.

In spite of the controversies surround the ethics of animal cloning, progress has been made in reproducing animals through their genetic material. On this program, biologist Sir John Gurden joined us to talk about developmental biology and challenges to cloning.

Alan Turing was a prominent figure in the development of the computer, and is well known for many important computing concepts, including the famous Turing Test. On this program Prof. David Leavitt discussed the life of Alan Turing.

Preserving wildlife populations that are displaced or actively diminished by human activity remains essential for maintaining biodiversity. Nowhere is this more evident than in Africa, where many wildlife species are being driven to extinction by human activity. On this program, Paul Raffaele discussed wildlife preservation in Africa.