The world's largest mud volcano has consumed several villages, but we're no closer to the answer of how and why it began.
We need a positive vision for humanity, not tech-driven life on Mars.
It's a dirty scientific job – but it could save lives.
Protecting rhinos and fighting terrorism are both noble causes, but there isn't much evidence of a link between the two.
Enormous Antarctic icebergs are a rare but natural occurrence.
Pond life can recolonise from seeds and eggs which lie dormant in the soil.
The planet has seen five 'mass extinctions' over the past half billion years, but each was followed by an explosion in biodiversity.
New technologies and positive role models are changing the face of a profession long dominated by men.
Waste crime has the potential for easy, high profits and as such is set to join ranks with drugs and human trafficking.
With technology, humans can now control temperature, humidity, water and light, creating new "outdoor" environments, inside.
Here's how to take the sting out of these harmful pesticides.
No nation can truly feel secure without its own food supply.
Tiny fibres from washing machines are being eaten by a multitude of marine species.
From crossing a road to fracking for oil, everything has inherent risks. At best, we can only aim to agree that, on balance, they are contained and justified.
People from the lowest castes and 'scheduled tribes' are less likely to have electricity and clean gas, even compared to equally poor people from other castes.
Netflix's new film is a timely intervention into discussions on whether it can ever be ethically sound to eat meat.
Research shows this psychological technique can help people become more aware and support global change.
Of the 14 subspecies of brown bear, this is the most endangered.
Portugal's wildfire has killed 64 people. Yet, as with Grenfell Tower in London, the risk of such a blaze was foreseeable.
Diversity, resilience, resistance to disease: seeds must be preserved to ensure we can feed our world in the future.
Imagining the 100th anniversary festival, after decades of severe climate change.
Pollution has increased carbon in our soils - which is good for climate change. But this carbon may not stay there for long.
Intensified rice production in Cambodia's dry season is wreaking havoc on local bird populations.
Our huge brains help maintain complex social relationships, suggests research.
Massive damage and suffering was caused when a London tower block became an inferno.
Taps need technology too.
There are three key principles: prevent risk, evacuate users and minimise damage – in that order.
In the wake of the collapse of Malta's spectacular arch, which UK coastal features are under threat from the unrelenting forces of wind and water?
Poverty and conflict mean the nation is struggling to deal with rising temperatures.
Both focus too much on controlling supply and not enough on demand.
US withdrawal from the Paris Agreement might eventually be a good thing for the climate. Psychologists call this a 'paradoxical intervention'.
Hydropower dams in upstream India have left Pakistanis worried.
However, the global climate regime should survive without the United States.
Animal welfare depends on quality of territory not quantity.
These agile and unfussy animals are well-placed to exploit all the food we leave lying around.
Ivory from illegally-poached elephants can easily be mistaken for antique.
A century after they vanished, oysters have returned to the Dornoch Firth thanks to an ambitious natural cleaning project
The party wants publicly-owned firms to join – not replace – the market.
New study finds little evidence that farmers consciously tried to turn wild plants into more useful crops.
It's not all about the gym and your diet. The places where we live and work shape our health, too.