It was a calm, sunny morning in October when Alex Davis went diving off the southern coast of Barbados with his metal ...

Alternating thin layers of gold and silica are deposited ... clearly foresee an at-home heart attack detector in the future. The proof-of-concept device can also be adapted to test for cancer ...

An Australian man has unearthed a 1.4kg (49oz) gold nugget with a metal detector while wandering Western Australia's gold fields, say locals. A shop in Kalgoorlie shared pictures of the rock ...