Hamburg - The Toyota and BMW-Sauber Formula One teams are looking to challenge at the front of the grid in this weekend's Bahrain Grand Prix in Sakhir after mixed starts to a so far unpredictable 2009 season.

Both teams will be hoping to leave the rain in Malaysia and China behind them and instead take on the challenge of heat and dust in the Arab Emirate.

Hamburg - Russia's Dinara Safina replaced American Serena Williams at the top of the latest women's tennis rankings issued on Monday by the WTA.

Safina is at the top for the first time. Her brother Marat Safin led the men's rankings for nine weeks in 2000, making them the first brother-sister act to be number one in the singles rankings.

The 22-year-old leads the way with 8,951, followed by Williams on 8,272 points. «#»

Hamburg - Rafael Nadal extended his lead at the top of the men's tennis rankings issued on Monday by the ATP thanks to a fifth straight victory Sunday in the Monte Carlo Masters.

Spain's Nadal leads with 15,390 points, followed by former number one Roger Federer of Switzerland on 10,760 and Serbia's Novak Djokovic on 9,520 points.

Hamburg  - The way to a lady's heart is through her stomach - if you're a male chimpanzee seeking a mate. But you have to be patient and feed her lots of meat over a long period of time, according to new findings by German scientists.

Wild female chimpanzees copulate more frequently with males who share meat with them over long periods of time, according to a study led by German researchers from the Max Planck Institute for Evolutionary Anthropology in Munich.

Hamburg  - Wolfsburg coach Felix Magath is still picking Bayern Munich to retain the German league title but it's getting harder for him to suppress a smile.

With just six games remaining, Wolfsburg stay three points ahead of Bayern and have a superior goal difference.

Magath's insistence his team are still only targeting a top-five place is looking increasingly questionable.

"Ten per cent," was how Magath rated his team's chances of winning the Bundesliga in an interview with DSF television on Sunday.