Poultry keepers have been told to keep their birds inside to protect them from avian flu in Europe.
A dramatic drop in the giraffe population over the past 30 years leaves them vulnerable to extinction.
Insurance experts warn of a $100bn global "protection gap" due to increased climate change risks.
Google doodle celebrates the 340th anniversary of early experiment to estimate the speed of light
Research finds average day increasing by 0.5 milliseconds slower, every century, than previously thought
Quahog clam shells allow scientists to measure chemical make-up of the oceans more precisely than ever before
The Cassini spacecraft has sent back the first views from its new orbit around Saturn.