Four billion phones ask one text file what time it is. One lecturer keeps it in his spare time. We counted the rest.

I was recently contacted by a colleague from my days in the 1980s and 90s when I worked as an engineer in the offshore oil and gas sector. He remains in the

President makes offer that would cost US over $1tn and asks voters to ‘pretend that I’m on the ballot’ despite being deeply unpopular among electorate

Entire populated areas swept away after glacial collapse causes catastrophic flood in mountainous region popular with trekkers and pilgrims

Channel 4’s programme wastes a chance to ask important questions about how ADHD is diagnosed and treated, instead indulging in unscientific methods and conspiracy theories, says author Gina Rippon

Vegetable and grain growers call for urgent action, warning of ‘catastrophic’ harvests due to continent-wide drought

Say No To Leeds Data Centre

As revelations about Reform UK’s donors emerge, it’s clear that increasingly complex forms of patronage can’t be regulated effectively. We need a clean sweep, says columnist George Monbiot

There are far better ways to tackle climate breakdown, but successive governments have chosen to listen to the fossil fuel companies instead, says Guardian columnist George Monbiot