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. ...

Pretoria, North Gauteng, South Africa

Pretoria, North Gauteng, South Africa

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in cat. Travel

Rockefeller Center, Christmas In New York City

Rockefeller Center, Christmas In New York City

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in cat. Travel

Running Wild, Hughes Creek, Olympic National Park

Running Wild, Hughes Creek, Olympic National Park

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in cat. Nature

Sculpting a Galaxy in Orion Nebula (M42)

Sculpting a Galaxy in Orion Nebula (M42)

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in cat. Space

Sisters of the Pleiades, Froxfield, England, 1994

Sisters of the Pleiades, Froxfield, England, 1994

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in cat. Nature

The Axis of Serenity, Mount Rainier National Park, Washington

The Axis of Serenity, Mount Rainier National Park, Washington

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in cat. Nature

The First Geosynchronous Satellite

The First Geosynchronous Satellite

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in cat. Space

The Large Elephant Family

The Large Elephant Family

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in cat. Animals

The Owengarriff River Cascades, Killarney National Park

The Owengarriff River Cascades, Killarney National Park

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in cat. Nature

Velvet Finish, Oxbow Bend, Wyoming

Velvet Finish, Oxbow Bend, Wyoming

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in cat. Nature

Zell am See, Kaprun, Austria

Zell am See, Kaprun, Austria

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in cat. Travel

Arctic Ice Pack at Sunset, Canada

Arctic Ice Pack at Sunset, Canada

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in cat. Nature

Australian Cattle Dog

Australian Cattle Dog

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in cat. Animals

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