Honeybee mobs overpower hornets
Bees smother hornets in a "bee ball" that kills the giant predators with heat and carbon dioxide.
Honour given to 'UK astronauts'
The five British-born individuals who have flown in space are being honoured with a commemorative pin.
No safe haven for rarest antelope
Hopes are dashed that some of the few remaining hirola antelope have managed to colonise new, safer territory.
Moon probe returns first images
The US space agency's Lunar Reconnaissance Orbiter spacecraft sends back its first images since reaching the Moon.