The pioneering scientist's doctoral thesis on radioactivity that won her the 1903 Nobel Prize in Physics. In 1896, Antoine Henri Becquerel discovered the first evidence of radioactivity. Inspired by the physicist's work, Marie Curie began investigating this phenomenon further with the help of her husband, Pierre. For four years, the couple researched various minerals and substances for radioactivity, a term she coined. In Radioactive Substances, Curie...

Into each of his bold thrillers, best-selling author Steve Martini packs fast-moving action and convincing characters. Critical Mass is his chillingly realistic tale of nuclear terrorism and a deadly plot to destroy the American way of life. While updating the database at the Center for Nonproliferation Studies in California, nuclear fission expert Gideon van Ry discovers two Russian nuclear devices are missing. As he searches for the unstable components,...

On a desolate island in the Arctic Circle, two men work at a small meteorological station, taking readings from their radioactive surroundings. One day while Sergei is out, inexperienced Pavel receives terrible news for Sergei from HQ. Intimidated, Pavel can't bring himself to disclose the information. When the truth is finally revealed, the consequences explode against a chilling backdrop of thick fog, sharp rocks, and the merciless Arctic Sea.