Sharks can be 'social or solitary'
Blurry Night by Zynddnyz.deviantart.com on @DeviantArt
New Higgs detection 'closes circle’
Europe will fail to protect climate
Cheap African solar energy could power UK homes in 2018
Spanish nurse tests negative for virus
Giant kangaroos 'walked on two feet'
'Giant leap' to type 1 diabetes cure
Brain 'can be trained to prefer healthy food'
Canberra ranked 'best place to live'