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 ...

Wind is the movement of air from an area of high pressure to an area of low pressure. In fact, wind exists because the sun unevenly heats the surface of the Earth. As hot air rises, cooler air moves ...

Toddler leashes, or safety harnesses, are one of those things, like letting kids eat processed meat from the Golden Arches, that childless people frequently have strong opinions about. But two kids ...