Asteroid strikes get all the coverage, but “Medea Hypothesis” author Peter Ward argues that most of Earth’s mass extinctions were caused by lowly bacteria. The culprit, a poison called hydrogen sulfide, may have an interesting application in medicine. (Recorded February 2008 in Monterey, California. Duration: 19:42.) Watch Peter Ward’s talk on TED.com, where you […]
Stories for "Peter Ward"
Peter Ward spoke at TED2008 about Earth’s mass extinctions (watch for his TEDTalk later this month). You probably know about one of these events, the Cretaceous-Tertiary extinction 65 million years ago that ended the age of dinosaurs. In today’s Boston Globe, Ward talks with writer Drake Bennett about the other four extinctions — and about […]
(Running notes from the TED2008 conference in Monterey, California. Second session.) The second session of TED2008 asks "What is our place in the universe?" and it cogently opens with a sneak preview of an amazing piece of technology under development at Microsoft: the World Wide Telescope, a powerful new web-based tool for exploring the universe […]