Ancients of Sea and Sky Image Credit & Copyright: Jingyi Zhang Explanation: They may look like round rocks, but they’re alive. Moreover, they are modern versions of one of the oldest known forms of life: stromatolites. Fossils indicate that

Ancients of Sea and Sky Image Credit & Copyright: Jingyi Zhang Explanation: They may look like round rocks, but they’re alive. Moreover, they are modern versions of one of the oldest known forms of life: stromatolites. Fossils indicate that

tags: 18 Fun, Laid Back, And Open Minded, milkyway,astronomy,apod,stromatolites,galaxy,science,space,nasa,australia,

from: https://seansoldier00.tumblr.com/post/175040503624