The only "realistic possibility" for newspaper seller Ian Tomlinson's death at the London G20 protests was internal bleeding, a pathologist says.

An audit of road and railways that could be at risk from industrial accidents is ordered after the fire that caused major disruption on the M1.

Thousands of anti-government protesters have occupied the centre of Syria's third largest city, Homs, demanding a change to the country's leadership.

The US space agency awards funds to the companies it thinks may be closest to offering commercially run systems to carry American astronauts into space.

The RAF's largest aircraft in its history - a tanker and transport plane called the Voyager - has arrived in the UK for the first time.

US President Barack Obama and First Lady Michelle Obama report making $1.8m (£1.11m) last year, mostly through sales of the president's books.

David Cameron and Ed Miliband both join forces with political enemies in a battle over how Britain elects its MPs - but Nick Clegg continues to be shunned by the Labour leader.

More research is needed into a controversial fertility treatment, known as three-parent IVF, before it can be considered safe, a review says.