Inspired by a sink full of soap bubbles: how we made the Eden Project

Tim Smit, co-founder and original concept I had successfully turned a long-disused garden in Cornwall into…

Sandstorm and pollution turn Beijing sky orange – video

Play Video 0:45 A sandstorm has combined with already high air pollution to turn the sky…

The race to zero: can America reach net-zero emissions by 2050?

If America finally weans itself off planet-heating emissions, the country will look and feel very different.…

Florida’s feral hogs: a pervasive pest – but a profitable one for some

Dimas “Pompi” Rodriguez is standing in his front yard before dawn, his neck shielded from a…

Revealed: seafood fraud happening on a vast global scale

Guardian analysis of 44 studies finds nearly 40% of 9,000 products from restaurants, markets and fishmongers…

Starwatch: young moon moves between Aldebaran and Mars

Moon will gain altitude and illumination until Friday when it will sit between giant star and…

Is your fish a fake? How to spot seafood fraud and what to do if you’re suspicious

Fraudulent labelling of seafood is widespread around the world, but there are some things you can…

Country diary: a winter swim, and a bolt of blue

I walk down to the River Wharfe with a strange, restless feeling I have had since…

Beijing skies turn orange as sandstorm and pollution send readings off the scale

Poll: Majority of Iowans do not want Grassley to seek reelection

More than half of Iowans hope that Republican Sen. Chuck Grassley, their state’s senior senator, decides…