The world's largest invertebrate remained hidden from humanity until a tantalising glimpse 100 years ago. But it would be decades before we come face to face with the colossal squid.

The UK has set an ambitious goal to radically reduce carbon emissions by 2035.

US President Donald Trump says that wind farms harm birds and whales. Scientists weigh wind power's impacts on wildlife against those of oil and gas.

The biggest danger for wildlife is the aftermath. But many species have evolved to rely on the opportunities created by others.

Scientists say the fires that engulfed Los Angeles were made 35% more likely due to climate warming.

In some cities, as many as one in four office spaces are vacant. Some start-ups are giving them a second life – as indoor farms growing crops as varied as kale, cucumber and herbs.

Instead of throwing away edible and nutrient-rich peel of bananas, oranges and other fruits and veg, here are five ways to make the most of them.

The proposed law would have compelled the UK to meet new legally binding targets on climate change.