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How a case of mistaken identity saved a wolf from an icy river in Estonia

The math of happiness — or why a new bed is better than 7-day cruise

10 amazing message-in-a-bottle stories

Japanese spacecraft collects asteroid samples

Maverick artist transforms potholes into eclectic mosaic art

Scientists rediscover the world's largest bee

What if your commute could be good for you?

The neuston is a floating ocean ecosystem, and our plastic cleanup push could threaten it

You know it's winter when it snows in the desert

'Extinct' Galapagos giant tortoise rediscovered 100 years later

Owl trapped in a soccer net takes flight again

The history of the Shirley Temple