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 ...

Carson Peak, Sierra Nevada, California

Carson Peak, Sierra Nevada, California

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Pacific Coastline Wildflowers, Mendocino County, California

Pacific Coastline Wildflowers, Mendocino County, California

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Grand Teton National Park, Wyoming

Grand Teton National Park, Wyoming

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Sun Ring Around Sea Stacks, Oregon Islands, Bandon

Sun Ring Around Sea Stacks, Oregon Islands, Bandon

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Great Smoky National Park, Tennessee

Great Smoky National Park, Tennessee

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Peak of the Matterhorn, Valais, Swiss Alps

Peak of the Matterhorn, Valais, Swiss Alps

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Snow-Covered Trees, La Chaux-de-Fonds, Switzerland

Snow-Covered Trees, La Chaux-de-Fonds, Switzerland

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Reflection of Autumn Trees in Yumi-ike Pond, Japan

Reflection of Autumn Trees in Yumi-ike Pond, Japan

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Alau Island Sunrise, Maui, Hawaii

Alau Island Sunrise, Maui, Hawaii

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Madison River in Yellowstone National Park, Wyoming

Madison River in Yellowstone National Park, Wyoming

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Dogwood Tree Blooms, Yosemite, California

Dogwood Tree Blooms, Yosemite, California

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Vancouver, British Columbia, Canada

Vancouver, British Columbia, Canada

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Image Lake Glacier, Peak Wilderness, Washington

Image Lake Glacier, Peak Wilderness, Washington

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Lush Landscape, Appalachian Mountains, North Carolina

Lush Landscape, Appalachian Mountains, North Carolina

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Yellowstone Lake, Yellowstone National Park

Yellowstone Lake, Yellowstone National Park

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