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Science & Nature

See Explanation. Clicking on the picture will download the highest resolution version available.

The Horsehead Nebula in Infrared from Hubble Image Credit: NASA, ESA, and The Hubble Heritage Team (STSci/AURA)

Beautiful aquamarine with black tourmaline and albite origin: unknown

Mysterious Stars Surround Andromeda's Black Hole - Credit: © 2002 R. Gendler, Photo by R. GendlerThe Andromeda Galaxy photographed with a 12.5-inch telescope by amateur astronomer Robert Gendler.

The unusual copper-bearing tourmaline blue-green paraiba tourmaline was first discovered in the Brazililan state of Paraiba in 1989 by a dedicated miner named Heitor Barbosa.

Torbernite. Chemical formula: Cu(UO2)2(PO4)2·12 H2O. A radioactive copper uranyl phosphate mineral.

Thunder egg is a nodule-like rock, similar to a filled geode, that is formed within volcanic ash layers

Psalm 19:1" The heavens declare the glory of God; And the firmament shows His handiwork." Star Formation In Orion Nebula

30 Impossibly Cozy Pieces Of Furniture You Could Die Happy In

Our Galaxy, the Milky Way | By: Jennifer Yu - Courtsey of: SerialThriller

How an vaccine against a virus works. Nice animation with simple overview of immune system mechanisms.

Supernova N49 ~There are two common routes to a supernova: either a massive star may run out of fuel, ceasing to generate fusion energy in its core, and collapsing inward under the force of its own gravity to form a neutron star or a black hole; or a white dwarf star may accumulate (accrete) material from a companion star until it reaches a critical mass and undergoes a thermonuclear explosion

Six amazing substances and what they can do...Sodium Acetate (hot ice)-a liquid that will turn solid at the slightest provocation. Touching it with your finger, bumping it too hard, or speaking a few angry words will cause it to spring from a clear, water-like state into solid ice-like crystals. (click through for 5 more)