Stolen fossils back in Argentina

Six key species get woodland aid
A programme is launched to help create a brighter future for six different woodland species.

Navy may help ailing Sydney whale
The Australian military has offered to help rescue a starving whale calf, separated from its mother and trying to suckle from boats off Sydney.

Snail hides from march of history
A snail species from the Mediterranean is found in the UK at historic Cliveden House.

Black holes 'dodge middle ground'
For black holes, there appears to be very little room for mediocrity, astronomers have found.

Hopes fade for Sydney whale calf
A humpback whale calf separated from its mother and trying to suckle from boats off Sydney, Australia, is weakening, observers say.