Environment
Underwater ‘sirens’ and the loneliest whale in the world: 6 of the weirdest noises heard in the ocean (including an unsolved mystery)
While most of the ominous-sounding noises recorded in the ocean have been resolved, others remain a mystery...
Wolf reintroduction and throwing puffins off cliffs: 6 times humans intervened in nature – for the better
From the reintroduction of grey wolves in Yellowstone National Park to throwing pufflings off cliffs, there are times when human intervention has been successful
“It’s a disease superhighway.” The shocking new ecosystem that’s evolving in our oceans
A unique synthetic ecosystem is evolving in our oceans – welcome to the plastisphere
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Planted trees are dying in their thousands. Are these schemes a waste of time and money?
Vast amounts of money are spent on tree planting schemes, yet nature can do the job for free
11 creepy, abandoned places reclaimed by nature – "After the people moved out the animals moved in"
From bomb craters to spoil heaps, whaling stations to war zones, abandoned human landscapes are becoming unexpected sanctuaries
Where is the coldest place on Earth – the Arctic or Antarctica?
Is Antarctica or the Arctic the coldest placer on Earth? Why is one colder than the other?
Refreezing the Arctic, brightening the clouds so they reflect the sun's rays – the crazy but serious geoengineering ideas that could save our planet
It’s snowing underwater? How in the great depths of the ocean there's a constant snowstorm
Did you know it never stops 'snowing' in the ocean?
16,000 dinosaur footprints discovered in Bolivia. It's the largest collection ever found
Some of the footprints recorded are 30 cm in diameter – that's the size of a large frying pan.
Mysterious animal discovered in Utah's Great Salt Lake. It may exist nowhere else on Earth
Scientists say they're not sure exactly how the newly discovered species found its way into the enormous US lake.
After nuclear disaster, sunflowers were planted. And they could transform the landscape in a very interesting way
From golden fields to buzzing pollinators, the sunflower is more than just a pretty face – it’s a powerhouse of nature that could help clean nuclear pollution
African hornbills, sharks, okapi and big cats among winners at CITES CoP20
Landmark decisions at CITES CoP20 strengthen international trade regulations for a range of threatened animals. Here are some of the species that will benefit – and those that may suffer.
Campaigners want this pod of dolphins to be granted the same legal rights as humans. Here’s why
The rights of nature movement recognises that natural entities and ecosystems are rights holders in law – here's how it works.
Land can be divided up, but who owns the world’s oceans? It’s a tricky question – here’s what the UN thinks
Ever wondered whether anyone owns the world's oceans – including the High Seas? Melissa Hobson takes a look
There's an adorable animal in the Rockies that yells at hikers. Experts are worried its call may be fading
A new study suggests a severe decline in the number of young America pikas in the Rocky Mountains as the climate warms.
"The rats went bananas" Here's what scientists say actually happened on Easter Island
New data challenges the conventional narrative that humans were the main cause of deforestation on this remote Pacific landmass.
Researchers abseil deep into Nevada cave and discover 580,000 years of climate history
A one-metre-long core of calcite extracted from a cave wall in the southwestern United States has offered researchers a rare insight into how climate has changed over the past six ice ages…
Scientists attached moss to the International Space Station. What happened next "genuinely astonished" them
The discovery could serve as a starting point for constructing ecosystems in extraterrestrial environments such as the Moon and Mars, say researchers
DNA reveals remarkable new tree toad species in Tanzanian mountains. They do something incredibly unique
Scientists investigating a single species of African toad found more than they
bargained for: three species, all of which give birth to live young.
Researchers studied fish from 1,497 lakes in Michigan. What they found is concerning
Since 1945, many of Michigan's lake fish species have reduced in size, new research finds.
“I spent a week in the Great Bear Rainforest with First Nations and it transformed my view of nature”
Indigenous tourism in British Columbia is restoring balance to some of the most spectacular nature on Earth
“They need to find a way of managing land without killing birds of prey” – inside the controversial world of grouse shooting
We go inside the debate on grouse shooting and the perceived benefits of burning heather
“People are cynical about making money out of nature.” We desperately need to rewild the world. But who’s going to foot the bill?
We need to restore nature and rewild the world. But who's going to pay for it? James Fair investigates
It’s home to one of nature’s greatest spectacles and tree-climbing crabs – discover this weird and wonderful Australian island
It’s famous for its annual red crab migration – but where is Christmas Island? And where does its name come from?