Podargus Humeralis by BioDivLibrary on Flickr.
Osteologia avium, or, A sketch of the osteology of birds /.
[Wellington] :Published by R. Hobson, Wellington, Salop,1858-1875..
biodiversitylibrary.org/page/41398923
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Podargus Humeralis by BioDivLibrary on Flickr.
Osteologia avium, or, A sketch of the osteology of birds /.
[Wellington] :Published by R. Hobson, Wellington, Salop,1858-1875..
biodiversitylibrary.org/page/41398923
Einstein’s search for general relativity spanned eight years, 1907-1915. Some periods were quiet and some were more intense. The moments when the great transition occurred, came sometime between the late summer of 1912, when Einstein moved from Prague to Zurich, and early 1913. If we could choose one time at which to look over Einstein’s shoulder and watch him work on general relativity, it would be this time.
And that is just what we can do. For, found among his papers when Einstein died in 1955 was a small, brown notebook containing his private calculations from just this time. This is the Zurich notebook.
(via proofmathisbeautiful)
if only this would cover up my one & only [regrettable] faery tattoo. this is phenomenal.
(Source: holli88)
Monodon Monoceros. (Sea Unicorn, or Narwhal). [Class 1. Mammalia; Order 7. Cete] (MDCCCIV-VI [1804-1806])
via NYPL
Double tusker gives lie to the binomial!
Saw one of these in Vienna this past summer!
(via scientificillustration)
— Karen Marie Moning (via creatingaquietmind)
(Source: simply-quotes, via teachingliteracy)