Dried-up pee from small fuzzy creatures has a lot to offer climate scientists

Hyrax communities also tend to settle in at particular spots. So these pee records can go back millennia -- scientists found one spot where hyraxes have been peeing for 55,000 years.

‘Super mega-pod’ of 100,000 dolphins covers 35 square miles

It was seven miles long, five miles wide, and it contained an estimated 100,000 dolphins.

Snake wearing a sweater — NSFW

It's nice to knit your snake a sweater so he won't be cold in the winter, but maybe don't make it pink.

Ask Umbra: What eco-gift should we give our employees?

A reader has visions of free travel mugs in every cubicle. Umbra offers a steaming cup of good advice.


Fish swimming in water contaminated by anti-anxiety drugs turn into weird loners

Perch are usually shy and hang together for protection, but they start acting antisocial and fearless when they swim around in drug-laced water.

Tesla Model S

The Tesla/N.Y. Times fight is a sideshow

Arguing over the precise performance characteristics of one electric car on one trip tells us nothing about how we need to change our transportation system.

Drop the hammer: How to botch a simple DIY gardening project – and find a better way

Grist’s green-living pioneer, the Greenie Pig, sets out to build a mini greenhouse and finds that carpentry might not be her thing.

New York Mayor Michael Bloomberg

Bloomberg proposes banning plastic foam containers, probably because they can hold soda

Actually, it's because 20,000 tons of plastic foam get thrown away in New York City every year. And considering it doesn't weigh much, that's a lot.

Knit together: Can collaborative fashion change the way we approach clothing?

Amy Twigger Holroyd wants to slow fashion down and empower people to make their own long-lasting, sharable clothing.