Archives by date:

April 2, 1999, Hour One: The Fate of Smallpox / "Melissa" Virus
April 2 1999, Hour Two: The Annual Spring Bugs Show
April 9, 1999, Hour One: Lyme Disease
April 9, 1999, Hour Two: Online Decency / Cold Fusion
April 16, 1999, Hour One: The Biggest Bacteria / Quantum Computing
April 16, 1999, Hour Two: Survival in Antarctica
April 23, 1999, Hour One: A Physicist in Congress
April 23, 1999, Hour Two: Earth Day 1999
April 30, 1999, Hour One: Deformed Frogs / New Plant Biotech
April 30, 1999, Hour Two: The X Chromosome