A study analyzed the DNA of feral dogs living near Chernobyl, compared the animals to others living 10 miles away, and found remarkable differences.
Adam Higginbothamtalks about the history of the Space Shuttle program and the decisions that made the Challenger explosion almost inevitable. Higgenbotham is a journalist and contributing writer for theNew Yorker,Wired, and theNew York Times. His bookMidnight in Chernobylwon the Andrew Carnegie Medal...