What makes polonium the ideal poison for assassins?

As poisons go, polonium-210 is a bit of a mixed bag. Is it effective? Absolutely. If you eat a piece of polonium-210 the size of a grain of salt, it'll probably be enough to kill the average adult. That said, the highly unstable element is notorious for leaving an unmistakable calling card: ridiculously high levels of… » 7/06/12 11:40am 7/06/12 11:40am

The story of radioactive super-scientist Marie Curie, as told with…

Marie Curie was a wife, a mother, a scientist, and a self-sacrificing, public-spirited patriot. She was the first woman to win a Nobel Prize, and the only person in history to be awarded Nobel Prizes in two scientific fields. It really goes without saying that the woman was a badass of the highest order, but… » 4/11/12 4:37pm 4/11/12 4:37pm

An insightful look at the life and work of Marie Curie

Many of you may have noticed that today's Google Doodle honors famed physicist and chemist Marie Curie, in celebration of her birthday. But this year also marks the centennial of her second Nobel Prize. (It bears mentioning that Curie was not only the first woman to win a Nobel Prize, she is also the only woman to win… » 11/07/11 1:00pm 11/07/11 1:00pm

25 Great Books By Legendary Scientists

From Darwin and Einstein to Hawking and Sagan, here are twenty-five amazing books written by world-famous scientists. These are legendary texts, popular science explainers, personal memoirs, and controversial new theories, and they're all enduring monuments to the power of science. » 4/20/11 9:20am 4/20/11 9:20am