Environment
Lasers set to zap engines into running more efficiently
Replacing the spark plugs in engines with lasers could lead to more complete fuel combustion and greener cars
News
Earth
Chilling reminders of climate change in the Arctic
Opinion
Earth
See one of the world’s dirtiest jobs: e-waste disposal
Regulars
Earth
Sun-free farming: Indoor crops under the spotlight
Features
Earth
Elemental risk: Securing the raw stuff of modern life
Features
Environment
We can have more stuff without the guilt trip
Opinion
Earth
Monstrous algal bloom erupts in world’s largest lake
Regulars
Earth
The computer that crunches cloud data to heat your home
News
Earth
Twin moves on Arctic drilling stir environmental debate
News
Environment
Mismatched ants show size doesn’t matter to friends
These two ants seem to get along even though one is more than three times the size of the other. Turns out it's ants of the same stature that end up as rivals
Regulars
Earth
India eyes ambitious renewables targets – with US help
News
Earth
Ozone hole: How we are misled in the fight to cut smog
Opinion
Earth
Hottest year on record ramps up the climate pressure
Opinion
Earth
Thaw point: Why is Antarctica’s sea ice still growing?
Features