Energy

The treasures beneath Greenland's icy terrain have been coveted for more than a century. But as Donald Trump becomes the latest to eye this wealth, accessing them remains a challenge.

In 2005, China only had two EV battery manufacturers. Twenty years later, it produces more than three-quarters of the world's lithium-ion cells. How did it happen?

An overlooked technology for nearly 50 years, the world's largest liquid air battery facility is finally set to power up in 2026.

Naturally occurring "white hydrogen" lies in vast reservoirs beneath our feet – now the gold rush of the clean energy era is beginning.

The country is racing ahead of the rest of the world in bringing sodium-ion batteries to the mass market. This time, through scooters.

In Japan, a smelly waste product is being reimagined as a potential clean fuel of the future that is powering cars and tractors.

Major oil spills can be catastrophic for seabirds and marine life. Nearly 15 years on from the biggest marine spill in history, are we any better at cleaning up oil at sea?

Several old fossil fuel wells in the north of England were going to be used for fracking. Instead, they may now be a template for the UK's geothermal industry.