Today's Program: Friday, November 20th, 2009

International Space Station following most recent upgrade. Credit: STS-119 Shuttle Crew, NASA.

Hour One- 2pm ET

Tropical Medicine Update

We'll check in on the American Society for Tropical Medicine and Hygiene annual meeting and talk about highlights from the conference. (more)

Living and Working In Space

Last week scientists reported definite signs of water hidden in darkened craters on the moon. Does that find change human plans for the exploration of space? Should it? (more)

Chemistry And Personal Solar Power

We'll talk with an MIT chemist working on ways to improve solar energy. (more)

Hour Two-3pm ET

New Mammography Guidelines

New guidelines published this week by a government advisory panel suggest that women delay the start of routine mammograms until they're 50 years old. (more)

Smallpox

We'll talk about the history of the international effort to eradicate smallpox worldwide. (more)

Big Bang Theory

We'll talk with the executive producer of the CBS sitcom The Big Bang Theory about packing science into a television comedy. (more)