At least three people have been killed and more than 100 injured, some seriously, in two explosions at the finish line of the Boston Marathon. TV footage showed bloodied runners and spectators being treated at the scene and the road strewn with debris. The FBI said that this was a "potential terrorist
Exploding out of the water, a great white shark performs a backflip during a hunt for seals .
From vivid greens to glowing pinks, the colours of the aurora borealis fill the night sky above a snow covered Lapland .
A panic stricken kitten that got her head stuck in a car tyre has been freed by quick thinking RSPCA staff .
VENTURING into the ocean with self-made spears and nets, the fishermen of Zanzibar put their lives on the line when they catch food for their families .
WE’RE all familiar with the heart-wrenching pictures of dogs abandoned in animal shelters, but one photographer has found an innovative way of showcasing the pooch’s personality .
The view from this rooftop pool is sure to make most holidaymakers envious .
Meet the human CCTV: a PCSO with a memory for faces so sharp he has apprehended more than 130 suspects in the last year alone with his eagle eyed talents .
A soap bubble lands on the frosty ground and creates a shimmering snow globe as crystals form around it .
Destroyed buildings and overturned cars are seen after a huge tornado struck Moore, Oklahoma, near Oklahoma City, May 20, 2013 .
A young otter wades through a lake with his eyes set on an older rival’s fish .
SNUGGLING up against their teddy bears, these baby sloths could easily be mistaken for one of the cuddly toys .
A grand 56-bedroom hotel, once heaving with injured soldiers during the First World War, now lies completely abandoned .