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The simple science behind this 'boiling' sand

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How to exercise with kids of any age

The risk of extinction is highest for Earth's largest and smallest animals

The mystery of Canada's magical Spotted Lake

Dugout canoe revealed by Hurricane Irma may be centuries old

California could be the first state to ban sale of 'puppy mill' pets in stores

How to fight climate change with what you eat

Taking a spin with a new online grocer

Elaborate stone structures in the Taiwanese ocean are actually ancient fish traps

What's the deal with runners 'going' in public?

It turns out this 'death row' dog had a family