
A hydrogen fuel revolution is coming – here's why we might not want it
3 February 2021
Hydrogen is widely touted as a green fuel for everything from cars and planes to heating homes. But all too often it has a dirty secret

3 February 2021
Hydrogen is widely touted as a green fuel for everything from cars and planes to heating homes. But all too often it has a dirty secret

23 September 2020
An upgrade on the tech that powers spacecraft across the cosmos could soon be used to create incredibly long-lasting batteries back on Earth

1 January 2020
The universe’s most common element could also be its most wondrous. Two different groups of researchers say they've made it - but can either claim withstand scrutiny?

20 February 2019
Slashing greenhouse-gas emissions doesn’t have to be hard, and can even be an economic win – as these big low-carbon success stories from around the world show

2 January 2019
From simply flying planes in straighter lines to sucking fuel from thin air, a raft of new technologies that could help us fly guilt-free are in the offing

4 December 2018
It's the biggest challenge humanity has ever faced, but we can keep global warming to within the "safe" boundary of 1.5°C. Here's how we do it

17 October 2018
The next generation of geothermal plants will unlock more of Earth's bountiful, underground energy and could allow the technology to finally fulfil its promise

29 August 2018
The price of renewables is at rock bottom, making nuclear power look pointlessly expensive. But new atomic plants could be cheap - and safer too

6 June 2018
Ditching fossil fuels to go 100 per cent renewable is a dream within reach – thanks to new tech that keep things humming even when wind and sun aren’t there

26 July 2017
Mastering materials that have never been made before could deliver blasts big enough to shoot rockets to Mars