Scientists have proposed a means to track down the dark dwarf galaxies that should be orbiting the Milky Way, saying they have found evidence of one, reports the BBC's Jason Palmer.

Three grey seal pups survive a journey of hundreds of miles after being swept away from the Farne Islands.

Deadly floods in south-eastern Brazil have left more than 500 people dead, in what has become the country's worst natural disaster in decades.

New Caledonian crows use tools to investigate unfamiliar and potentially dangerous objects, according to scientists.

Intelsat says its once wayward Galaxy-15 spacecraft should deliver 10 years of service if it can be put back into full operation.

An expedition to Haiti finds frogs unseen for 20 years

What freediving for minutes on one breath does to the body

An extensive study of tree growth rings suggest that rise and fall of past civilisations are linked to sudden shifts in climatic conditions .