Thousands of new species have been discovered by scientists this year – here are some of the weirdest.

Matilda Welin sets herself the task of creating an affordable, environmental and long-lasting Christmas jumper, choosing recycled materials over fast fashion.

Bird flu is decimating wildlife around the world and is now spreading in cows. In the handful of human cases seen so far it has been extremely deadly.

Wildfires are becoming more common in Southern California – where horse riding is a popular pastime. So what happens to horses when disaster hits?

Equatic is among a wave of start-ups exploring how the ocean could be harnessed to capture and store carbon. But not everyone is sure it's such a good idea.

Watch the world's largest species of goat fight for the right to mate, teetering on the edge of perilous drops.

Global temperatures rose and extreme weather ramped up, but there were also some significant breakthroughs for the climate this year.

Changes that begin in the ice at the tops of high mountain ranges are cascading down to lower altitudes.