American chili peppers, both tongue-scorching and bland, have a single common ancestor that evolved in South America -- Read more on ScientificAmerican.com
David Epstein talks about his 2013 bestseller The Sports Gene: Inside the Science of Extraordinary Athletic Performance and his recent Scientific American article "Magic Blood and Carbon-Fiber... -- Read more on ScientificAmerican.com
We have changed the world irrevocably and may soon transform ourselves as a species. Here's a status report on the human experiment -- Read more on ScientificAmerican.com
Each summer, the National Center for Science Education organizes a boat trip down the Colorado River through the Grand Canyon to bring visitors face to wall-face with striking examples of geologic... -- Read more on ScientificAmerican.com