Quantumspork: Constructing The Hertzsprung-Russell Diagram For Globular Star Cluster Omega Centauri [X]

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Earth-Song: Macro By Niko

Unwrittennature: Full Moon Night Jonathan Duriaux

Sagansense: Will We Soon Be Extinct? Do You Ever Walk Around With The Vague Feeling That You’re Going To Die Soon? That Could Be Because The Earth Might Be Due For A Catastrophic Mass Extinction. Population Ecologists - Scientists Who Study The

Phototoartguy: Walking Siberian Tiger (By Tambako The Jaguar)

Llbwwb: At Full Speed By Marion Vollborn

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Eternalacademic: Mykensho: Eternalacademic: Wildcat2030: Nasa Raised Thousands Of Jellyfish In Space. They Ended Up Unfit For Life On Earth. Since The Early 1990S, We Humans Have Been Doing Something Both Odd And Eminently Sensible: We’ve Been

Eocene: Grand Tetons By Jerry Mercier

Sagansense: Essential Guide: The Bioluminescence Edition Bioluminescence — The Ability For Organisms To Generate Their Own Light — Has Evolved Independently At Least 50 Times. All Around The World, Oceans Glow, Trees Sparkle, And The Forest Floor

Vvolare: Blood Lake In Texas - The Blood Red Color Is A Result Of Chromatiaceae Bacteria Which Turn Red In Oxygen Deprived Water.

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