Undercover footage verified by Channel 4 News reveals a secret plot by senior Reform UK figures to break the law on party donations. A leading legal expert is now calling for a criminal investigation.

There are countless initiatives around the world that can inspire people and spur them into action. Amid the devastation of the climate crisis, our journalists strive to highlight these stories of hop...

Publisher's Roundup 78

Batteries based on sodium ions are entering mass production. Some researchers say they could ultimately be a cheaper, safer alternative to lithium in electric cars and other energy applications.

Legally binding large-scale data centres to supply their own new clean energy sources of power is one of the Australian government’s official approaches to artificial intelligence, which is expected t...

New data shows that solar installations across Europe are cushioning the continent from volatile fossil fuel price shocks.

Exclusive: High-level documents show how Copa Cogeca worked to weaken legislation to protect climate and wildlife

Even White House interference and Fifa’s greed cannot spoil the celebrations. At last, an arena in which multiculturalism triumphs and underdogs score, says Simon Tisdall, a Guardian foreign affairs commentator