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 ...

Sunset Over Knik Arm and Six Mile Creek, Alaska

Sunset Over Knik Arm and Six Mile Creek, Alaska

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Canoeing at Glacier National Park, Montana

Canoeing at Glacier National Park, Montana

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Autumn Maple, Great Smoky Mountains, Tennessee

Autumn Maple, Great Smoky Mountains, Tennessee

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Gorgonian, Bonaire, Dutch Caribbean

Gorgonian, Bonaire, Dutch Caribbean

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Golden Trees in the Snow, Tesuque Basin, New Mexico

Golden Trees in the Snow, Tesuque Basin, New Mexico

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Picture Peak, Sierra Nevada, California

Picture Peak, Sierra Nevada, California

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Gray Wolf River Trail, Olympic National Park

Gray Wolf River Trail, Olympic National Park

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Lower Falls, Yellowstone National Park

Lower Falls, Yellowstone National Park

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Carmel Coast Sunset, California

Carmel Coast Sunset, California

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Moonset over Hood Canal, Olympic Mountains, Seabeck

Moonset over Hood Canal, Olympic Mountains, Seabeck

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Golden Sun, Lonely Tree at Sunset

Golden Sun, Lonely Tree at Sunset

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La Reunion Island, Lava Flow, December 1975

La Reunion Island, Lava Flow, December 1975

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Mount Adams, Yakima Indian Reservation, Washington

Mount Adams, Yakima Indian Reservation, Washington

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Cades Cove, Great Smoky Mountains National Park

Cades Cove, Great Smoky Mountains National Park

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Rushing Waters, South Georgia Island

Rushing Waters, South Georgia Island

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