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
With blue waves tumbling over them, these surfers glide underneath a tunnel of water .
Soldiers standing guard outside the Woolwich barracks in London - Two terror suspects are under armed guard in separate hospitals in London after a serving soldier was hacked to death in the street .
HUDDLED together in the hollow of a tree, it would be easy to overlook these two sleepy owls as they blend into the trunk .
FISTS fly as two gorillas take each other on in a dramatic battle .
WITH STUNNING colours and serene scenes, these photographs capture the otherworldly beauty of the English coast .
THIS LITTLE squirrel tries to keep himself snug as snow starts to fall around him .
COURAGEOUS climbers descend 400 metres as they manoeuvre their way through thick walls of ice .
A trio of ants are locked in a tug of war over a fly as they pull the bug by its legs .
NATURE PAPARAZZIS prove you don't have to be Justin Bieber or Cheryl Cole to attract a pack of photographers .
A host of websites that are almost twenty years old are collecting a cult following thanks to their retro appeal .