Nature

The origin of life on Earth is not well understood, but it is known to have occurred at least 3.5 billion years ago, during the hadean or archean eons on a primordial Earth that had a substantially different environment than is found at present. These life forms possessed ...

Scarlet Skies, Crater Lake, Oregon

Scarlet Skies, Crater Lake, Oregon

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Sunrise at Otter Cliffs, Acadia National Park, Maine

Sunrise at Otter Cliffs, Acadia National Park, Maine

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Misty Rainbow, Yosemite National Park, California

Misty Rainbow, Yosemite National Park, California

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Alaska Denali National Park - Jewel Lake

Alaska Denali National Park - Jewel Lake

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Mount Kilimanjaro, Tanzania, Africa

Mount Kilimanjaro, Tanzania, Africa

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Pigments Green Leaves on Tree

Pigments Green Leaves on Tree

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Spring Holidays on the Seashore

Spring Holidays on the Seashore

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Sudden Impact

Sudden Impact

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The Spider Web Wallpaper

The Spider Web Wallpaper

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Winter Bliss Nature Wallpaper

Winter Bliss Nature Wallpaper

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Autumn Raindrops on Oak Leaf

Autumn Raindrops on Oak Leaf

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Close Up of the Volcanic Crater

Close Up of the Volcanic Crater

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Japanese Maple Red Leaves

Japanese Maple Red Leaves

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Cow Parsnip and Quaking Aspen, Colorado

Cow Parsnip and Quaking Aspen, Colorado

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Winding Creek, Gunnison National Forest, Colorado

Winding Creek, Gunnison National Forest, Colorado

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