Tyrannosaurus rex had the most powerful bite of any creature that has ever walked the Earth, a digital model of the dinosaur's skull reveals.

Renewable energy targets must not be "blown off course" by US tycoon Donald Trump's protests, environmental group WWF Scotland says.

The Indian government charges four non-governmental organisations with allegedly diverting foreign funds to support protests against a nuclear plant.

The captain and navigation officer of a cargo ship which ploughed into a reef off New Zealand last October plead guilty to several charges.

Oldbury nuclear power station near Bristol, the oldest operating in the UK, is to stop generating electricity after 45 years.

The public are invited to study data from telescopes which could point to extraterrestrial life forms.

Four people working in South Africa's Kruger National Park are arrested in connection with rhino poaching, the country's national parks body says.

North Korea has agreed to suspend uranium enrichment, as well as nuclear and long-range missile tests, in return for food aid from the US, officials say.