US scientists warn Nasa that so-called space junk has reached a critical level, threatening spaceships and valuable satellites.

Britain's loudest bird, the bittern, has enjoyed its best year on record in England with breeding males now topping 100 for the first time since 1911, conservationists say.

MPs call for an EU-wide ban on the export of eggs which do not meet new welfare standards for laying hens.

More than a quarter of graduates who left university in 2007 were still not in full-time work three and a half years later, a survey suggests.

Usain Bolt eases through his 200m heat at the World Championships in his first appearance since disqualification from the 100m final.

An 11-year-old boy is denied a $50,000 prize despite scoring an incredible ice hockey trick shot at a charity event in Minneapolis, Minnesota.

The US housing finance agency is to sue more than a dozen banks over the quality of mortgages sold during the housing bubble, reports say.

The government tells councils to stop asking residents questions about their sexuality, race and health in future surveys.