Russia's leaders are refusing all negotiations with their Ukrainian counterparts, Ukraine's acting President Oleksandr Turchynov says.
Oscar Pistorius was not wearing his prostheses when he broke down a door to reach his girlfriend after he shot her, his murder trial has heard.
A US congressional committee says it is investigating General Motors' recall of nearly 1.6 million vehicles over faulty ignition switches.
Could the answer to future electricity demand be right under our noses? Jonathan Kalan looks at the new research behind urine-generated power.
A new study judges virtuous destinations on their track record with human rights and wildlife protection to encourage travellers to spend their money wisely.
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