Review of 61 accounts concludes that personal disputes and wider civil conflicts increase significantly with weather changes

Go camping for a week together without flashlights, iPads or mobile phones

Drugs shield sensitive gastrointestinal tract from toxic effects

The organs are made in the laboratory in the hope of using them to replace the damaged or missing body parts of patients

Conservationists ask people to report sightings but warn beach-goers not to get too close to some species

Only about 3 per cent of mammal species are monogamous and it has been a puzzle as to why it evolved in some monkeys and apes but not others

The wolves have controlled the number of elk, which were eating all-important berries

Asked the cost of a regular beefburger, you might guess around £3... with fries. But, next week, a select group will be fed a £250,000 patty. What's the difference? This one was grown in a laboratory – from a cow's stem cells

Scientists manipulate brains of mice to make them think fake event really occurred

There are large uncertainties in the $60tn figure