That's news to me

The jewel was tested and found to be glass, but intriguingly it is older than the earliest Egyptian civilisation.

Geologists say a crack that opened up last year may eventually reach the Red Sea, isolating much of Ethiopia and Eritrea from the rest of Africa.

Breastfed babies appeared to experience less pain than those who were swaddled, given a dummy, or a placebo. Comfort from a mother's presence may be key.

By creating a virtual environment we are creating a completely objective environment which makes it impossible for participants to leave signals or even unconscious clues as to which object they have chosen

The researchers think the incomers changed the local gene pool by using their economic advantage to out-breed the native population.