Greenland's northern Petermann Glacier calves an iceberg twice the size of Manhattan, the second to break off in two years, scientists say.

Seabirds recognise their relatives from their scent and rely on their sense of smell to avoid "accidentally inbreeding", say scientists.

Keepers at a Leicestershire zoo believe a gibbon has reached the age of 50 due to its "chilled-out" persona.

Astronomers are shocked to see a well-formed spiral galaxy in the early Universe, when conditions were thought to be too chaotic to allow their formation.

Omelettes, meringues and pasta could one day be back on the menu for people with egg allergies after they are treated with the very food they are allergic to, say US researchers.