Ten kilometres: Six miles three hundred and seventy-six yards. Ten centimetres: Roughly 3.9 inches. Ten centimetres: The minimum distance you would like to maintain between you and your fellow M.T.A.

When Sally Mitchell, a science teacher at East Syracuse Minoa Central High in Syracuse, New York, spoke to a group of students at the recent U.S. Department of Energy National Science Bowl, she ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American I’ve met a lot of people and learned a lot ...