The restart of the Large Hadron Collider has begun as particles begin to travel around the 27km tunnel again for the first time since 2013. The LHC has been shut down so that substantial upgrade and maintenance work can be completed.
Scientists are receiving an X-ray signal from space which doesn't correspond to any known forms of matter. They are hoping the source will turn out to be the yet-unidentified, dark matter in the universe, which nobody has been able to identify or detect.
Veterinarian Bob George sliced a dead shark open and saw something he thought was impossible. Shutting his eyes for a second to think about what he has seen, he opened them again - and they weren't lying. A female shark was carrying a pup - but how?
Authorities on Wednesday began burying Thailands last 110 unidentified victims of the 2004 tsunami, a little more than two weeks ahead of the second anniversary of the disaster
