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 ...

Misty Sunrise, North Dakota State, USA

Misty Sunrise, North Dakota State, USA

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Glen Ellis Falls, White Mountain National Forest, New Hampshire

Glen Ellis Falls, White Mountain National Forest, New Hampshire

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Upper Arrow Lake, British Columbia, Canada

Upper Arrow Lake, British Columbia, Canada

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Antelope Canyon, Page, Arizona

Antelope Canyon, Page, Arizona

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An Everclear Afternoon, Snow Covered Trees

An Everclear Afternoon, Snow Covered Trees

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Winter Sunrise on Picture Peak, John Muir Wilder

Winter Sunrise on Picture Peak, John Muir Wilder

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Kenai Mountains, Canyon Creek, Alaska

Kenai Mountains, Canyon Creek, Alaska

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Fall Spectrum in the Tatoosh Range, Mount Rainier National Park

Fall Spectrum in the Tatoosh Range, Mount Rainier National Park

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Dusy Basin and the Palisades, Kings Canyon National Park, California

Dusy Basin and the Palisades, Kings Canyon National Park, California

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Sea Stacks Knife a Blood-Red Sky, Olympic National Park

Sea Stacks Knife a Blood-Red Sky, Olympic National Park

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Rainbow Fantasy, Niagara Falls, Ontario

Rainbow Fantasy, Niagara Falls, Ontario

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Lamar Valley Sunset Rainbow, Yellowstone NP

Lamar Valley Sunset Rainbow, Yellowstone NP

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Valley Vista, Yosemite National Park, California

Valley Vista, Yosemite National Park, California

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Ayers Rock, Northern Territory, Australia

Ayers Rock, Northern Territory, Australia

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Sunset, Joshua Tree National Park, California

Sunset, Joshua Tree National Park, California

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