A little more than a year ago, on a trip to Nairobi, Kenya, some colleagues and I met a 12-year-old Masai boy named Richard Turere, who told us a fascinating story. His family raises livestock on the ...

"Plutoed" has been chosen as word of the year for 2006 by the American Dialect Society, beating "climate canary" in a run-off vote. If you have been "plutoed" you have been demoted or devalued, just ...