Nature

The first form of life to develop on the Earth were microbes, and they remained the only form of life until about a billion years ago when multi-cellular organisms began to appear. Microorganisms are single-celled organisms that are generally microscopic, and smaller than ...

Sunset Splash, Seal Rock, Oregon

Sunset Splash, Seal Rock, Oregon

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Indian Peaks Wilderness, Roosevelt National Forest, Colorado

Indian Peaks Wilderness, Roosevelt National Forest, Colorado

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Twilight in the Woods, Valais, Switzerland

Twilight in the Woods, Valais, Switzerland

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Edith Lake, Jasper National Park, Canada

Edith Lake, Jasper National Park, Canada

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Autumn Aspens, Hidden Lake, Alaska

Autumn Aspens, Hidden Lake, Alaska

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The Rays of Yosemite Valley, Yosemite National Park

The Rays of Yosemite Valley, Yosemite National Park

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Full Moon Setting, Percy Warner State Park

Full Moon Setting, Percy Warner State Park

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A Summer Day Nostalgia Bliss Desktop

A Summer Day Nostalgia Bliss Desktop

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Swift River and Autumn Colors, White Mountains

Swift River and Autumn Colors, White Mountains

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Winter Sunlight Through Snowy Branches

Winter Sunlight Through Snowy Branches

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Dry Heat Hits Monument Valley, Utah

Dry Heat Hits Monument Valley, Utah

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A Comforter of White, Hurricane Ridge

A Comforter of White, Hurricane Ridge

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Aerial View of Niagara Falls, Ontario, Canada

Aerial View of Niagara Falls, Ontario, Canada

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Lenticular Clouds Over Mount Drum, Alaska

Lenticular Clouds Over Mount Drum, Alaska

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Natural Bridge, Pickett State Park, Tennessee

Natural Bridge, Pickett State Park, Tennessee

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