UK party leaders unite on climate change
The leaders of the three major political parties in the UK have agreed to act on global warming, regardless of who wins the May election
See one of the world's dirtiest jobs: e-waste disposal
This tiny workshop is one of thousands in China where our gadgets go to die – poisoning land and people on their way out
Risking everything to save songbirds
Millions of migrant birds are illegally caught for food each year. A new documentary, Emptying The Skies, portrays the brave people fighting to enforce the law
Skunk's psychosis link is only half the cannabis story
Although potent skunk cannabis is linked this week with psychosis, another dope ingredient may ease symptoms
People buy more stuff when they crave food
Don't go shopping on an empty stomach – you will buy more stuff and spend more money when you're hungry
We've got the evolution of complex cells inside-out
It's one of the most critical events in the development of life on Earth. But we may have been thinking about it all wrong, say David and Buzz Baum
Digital judges to help settle disputes in online courts
A report from the UK's Civil Justice Council recommends a system to let people work out their differences online
First drone laws could trip up Amazon's delivery plans
On Sunday, the Federal Aviation Administration (FAA) released a proposal for laws governing unmanned aerial vehicles in the US – and it's mixed news
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