Snippets harvested from the week's news, chopped, sliced and diced for your weekend convenience.
1. "Dumb blonde" jokes can be self-fulfilling, according to a German study which found that people performed less well in tests when they thought less was expected of them.
2. Che Guevara became governor of Cuba's national bank after he mistakenly put up his hand up at a post-revolution meeting, to the question: "Is there an economist in the room?" He had misheard the question as: "Is there a communist in the room?"
3. Prince William can run a mile in six minutes, 10 seconds. He clocked the time as one of 70,000 competitors taking part in Sport Relief's charity dash.
4. Who is responsible in the newly-reorganised rail industry, if the 10.26 to Basingstoke doesn't turn up? Transport Secretary Alistair Darling was asked if it was him... before saying it was definitely Network Rail.
5. There have always been more women than men. But the gap is widening, especially in cities among young people, a study has found. In London alone, women in their 20s outnumber men by 52,000.
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6. It takes just two hours to end the lives of 200,000 cockroaches. Chinese health officials discovered that when they went to the home of a Beijing pensioner who had been breeding them as pets after his wife died.
7. Only one in five sexual acts which would be defined as "risky" were protected by condom use in 2003, according to the UN. "Risky" acts include casual sex and unprotected sex within a relationship where one or both of the partners is not faithful.
8. Just one in a hundred workers goes to the pub for their lunch, according to a study this week. The same proportion spend lunch having sex.
9. Raindrops can be measured. US scientists have recorded drops, called "monsters", measuring 1cm.
10. Fans of Simon and Garfunkel are enjoying their reunion tour. But non-fans may not have known that Homeward Bound, their classic song about homesickness, was written when Paul Simon was sitting in a railway station... in Widnes.
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