With 125 years under its belt, the Christmas Bird Count is the longest-running community science program in the world. How do scientists use this data? And what have they learned in those 125 years?

The annual migration of Christmas Island's red crabs—where millions of creatures cover its beaches as they make their way ...

As thousands of us set off by car to see loved ones over the festive season, we take a look at the science of how our roads transport us safely from A to B this Christmas (and all year round).