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Dogs are the key to staying active as we age

Boost your joy with 'Planet Earth' unplugged

Mom may be gone, but what about all her stuff?

Surprising new evidence suggests moon's interior might be 'wet'

How to start a food forest

The bride wore rolls and rolls of toilet paper

Alaska town mourns passing of feline mayor

Are there any alternatives to catnip?

The incredible shrinking economy seat (and other ways flying has changed)

3 new toad species found in Nevada — but one may already be in trouble

Is parabiosis the fountain of youth?

'Bunny, this is my bed!' says frustrated puppy