Why cities make people stupid: Air pollution significantly reduces children's IQ, study finds

No. 1 Williams edges Stephens at French Open; Sharapova out (Yahoo Sports)

For the third match in a row at the French Open, Serena Williams was oddly out of sorts at the start and dropped the opening set. In a riveting showdown between the last two American women in the draw, the No. 1-ranked and No. 1-seeded Williams came back to edge Sloane Stephens 1-6, 7-5, 6-3 and reach the quarterfinals at Roland Garros, managing to avoid joining Maria Sharapova on the

The Latest: Nadal marching at French, up 2 sets vs. Sock (Yahoo Sports)

The Latest from the French Open: — 5:30 p.m. The last U.S. man in the draw, Jack Sock, is making a real go of his first-ever match against Rafael Nadal, but is losing all the same. Sock is down two sets – 6-3, 6-1 – to the nine-time French Open champion. — 5:01 p.m. Serena Williams valiantly speaking French in an on-court interview can only mean one thing: The No.