An incoming comet that skygazers had hoped would provide one of the greatest celestial shows of the century could be a fizzle.

At least 15 people were killed and 50 injured today when an explosion ripped through a train in southern Russia.

A man has been arrested after at least five people died when bombs rocked a commuter train in southern Russia today.

At least five people were killed today when an explosion rocked a commuter train in southern Russia, officials said.

Russian President Vladimir Putin has offered to negotiate with any of the separatist leaders in the region.