Natural
The mechanism by which life began on Earth is unknown, although many hypotheses have been formulated. Since emerging, life has evolved into a variety of forms, which have been classified into a hierarchy of taxa. Life can survive and thrive in a wide range of conditions. ...

Sunset on the Equator, Central America
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category Nature

Sunset on the Na Pali Coast, Hawaii
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category Nature

'Girl with Broken Jug' Fountain, Pushkin, St. Petersburg
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category Travel

AE Aurigae - the Flaming Star Nebula
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category Space

A Bird in a Pine Tree
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category Animals

A Black Hole Overflows from Galaxy Centaurus A
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category Space

A Brown Squirrel Eating Nuts
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category Animals

A Bubble Starbursts in Milky Way
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category Space

A Bunch of 12 Pink Roses Flowers
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category Flowers

A Clear View of the Alps and Apennines from Space
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category Space

A Cold Winter Morning Mist, Two Lonely Trees
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category Nature

A Comforter of White, Hurricane Ridge
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category Nature

A Country Christmas, Wisconsin
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category Travel

A Dark Mood, Black Panther
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category Animals

A Faint Afterglow - Supernova N132D Remnant
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category Space