Nancy Bertler and her team took a freezer to the coldest place on Earth, endured weeks of primitive living and risked spending the winter in Antarctic darkness, to go get ice — ice that records our climate's past and could point to its future.

They drilled out hundreds of ice cores, each slightly longer and wider than a baseball bat, from the half-mile-thick ice covering Antarctica's Roosevelt Island. The cores, which may total 150,000 years of snowfall, almost didn't survive the boat ride to New Zealand because of a power outage.

Former Leeds and Liverpool winger Harry Kewell has signed a short-term deal with Qatar's Al Gharafa, ending a year-long spell without a club.

Kewell left Melbourne Victory at the end of last year's A-League season for family reasons.

Juan Monaco defeated Gilles Simon 7-6 (2), 6-2, 6-4 on Friday to give Argentina a 1-1 deadlock with France after the first two singles matches in the Davis Cup quarterfinals.

Jo-Wilfried Tsonga ensured France led 1-0 after the first singles, defeating Carlos Berlocq 4-6, 6-2, 6-3, 5-7, 6-2.

Marseille took advantage of a defensive howler to beat Bordeaux 1-0 and provisionally cut the gap to French leader Paris Saint-Germain to four points on Friday.

Andre-Pierre Gignac scored in the 41st minute following a rapid counterattack. He beat the offside trap to run onto a long ball from Benoit Cheyrou before cutting inside. Ludovic Sane slipped as he raced back to cover, allowing the France striker to dribble around him and slot past goalkeeper Cedric Carrasso for his 11th league goal of the season.

Oklahoma City's Kevin Durant overcame a bruised left calf to score 34 points and lead the Thunder to a 97-75 win over the Indiana Pacers on Friday, moving the team level with San Antonio for top spot in the NBA's Western Conference.

Russell Westbrook added 24 points for the Thunder, who beat the Spurs on Thursday, arrived at the team hotel in Indianapolis at 4 a.m., then went out and prevented the Pacers from clinching their first Central Division title in nine years.

BlackBerry-maker Research In Motion says it is silencing its streaming music service barely two years after it launched.

The Canadian company emailed BlackBerry Messenger Music subscribers this week to notify them that the cloud-based service will stop working on June 2.

Capturing the unruly, ever-changing Internet is like trying to pin down a raging river.

But the British Library is going to try.

The internet is blossoming into quite the virtual vineyard.

Online wine options are everywhere, from flash sale sites like Lot18 offering daily deals to Facebook prodding you to send a little something for Aunt Suzy's birthday. And now there's a new generation of startups such as Club W, which adds a little algorithm to your albarino, using surveys and ratings to figure out what you might like to drink next.

Lance Armstrong's doping past got him kicked out of the pool.

Armstrong was forced to withdraw Thursday from the Masters South Central Zone Championships this weekend after swimming's international federation raised objections to his participation.

Carlos Boozer had 29 points and 18 rebounds and Nate Robinson made the go-ahead basket with 22 seconds left as the Chicago Bulls overcame a 16-point deficit to beat the Brooklyn Nets 92-90 on Thursday.

Jimmy Butler had 16 points and 10 rebounds, Luol Deng scored 18 points, and Robinson finished with 12 as the Bulls shook off the absences of five key players to keep the Indiana Pacers from clinching the NBA Central Division title that Chicago has won the last two years.