Life

Life is a characteristic distinguishing physical entities having biological processes (such as signaling and self-sustaining processes) from those that do not, either because such functions have ceased (death), or because they lack such functions and are classified as inanimate. ...

Bird's Eye View of the Asteroid Eros

Bird's Eye View of the Asteroid Eros

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in cat. Space

Black Squirrel in Autumn Leafs

Black Squirrel in Autumn Leafs

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in cat. Animals

Boxed Sunflower

Boxed Sunflower

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in cat. Flowers

Cayo Levantado (Bacardi Island), Samana Peninsula, Dominican Republic

Cayo Levantado (Bacardi Island), Samana Peninsula, Dominican Republic

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in cat. Travel

Cubbie

Cubbie

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in cat. Animals

English Bulldog Portrait

English Bulldog Portrait

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in cat. Animals

Fall Colors - Mountains in Autumn

Fall Colors - Mountains in Autumn

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in cat. Nature

Ice Cave, Spencer Glacier, Alaska

Ice Cave, Spencer Glacier, Alaska

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in cat. Nature

Lincoln Memorial, Washington D.C.

Lincoln Memorial, Washington D.C.

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in cat. Travel

Lush Summer, Louisville, Kentucky

Lush Summer, Louisville, Kentucky

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in cat. Nature

Madeira Beach Sunset, St. Pete Beach, Florida

Madeira Beach Sunset, St. Pete Beach, Florida

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in cat. Nature

Mount Assiniboine Provincial Park, British Columbia

Mount Assiniboine Provincial Park, British Columbia

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in cat. Nature

Mount Rainier National Park, Washington

Mount Rainier National Park, Washington

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in cat. Nature

Parliament Building, Ontario, Canada

Parliament Building, Ontario, Canada

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in cat. Travel

Purple Haze in Abell 1689, Massive Cluster of Galaxies

Purple Haze in Abell 1689, Massive Cluster of Galaxies

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in cat. Space