Vasculature of the human lungs
(Source: whatawonderfuluniverse)
Peculiar Galaxies of Arp 273
Credit: NASA, ESA, and the Hubble Heritage Team
Check out this video made with images created by NASA. It shows Earth’s night sky during the next four billion years, with the Milky Way on a head-on collision with Andromeda. [gizmodo]
(Source: richwhitehusband)
(Source: josephdeslercosta)
NASA Hubble Space Telescope Images (via Hubble Heritage)
(Source: geniusofthehole)
