World War 1 soldiers wearing gas masks

The Amoral Scientist

Fritz Haber was a chemist who made discoveries that improved global agriculture… but also helped spawn the modern era of chemical warfare.
A man breathing in nitrous oxide (laughing gas) and a man exhibiting its exhilarating effects.

How Medical Researchers Used to Party

There’s always been some fuzziness in our distinctions between medicine and recreational drugs. Just look at nitrous oxide.
Prince Rupert Drops

Prince Rupert’s Drops of Mystery

400 years of trying to solve the mystery of Prince Rupert's Drops, bizarrely hard beads of glass that have long captivated scientists.
Lister spraying phenol over the wound while the doctors perform an operation.

Joseph Lister’s Antiseptic Revolution

Joseph Lister's landmark articles on antiseptic surgery in the Lancet were published 150 years ago. The revolution was not immediate.
Albert Anker, Fortune Teller

The Surprising Historical Significance of Fortune-Telling

The possible futures predicted by fortune-telling happen just often enough to tantalize, preying on our deepest aspirations of catching a "big break."
Emilie Chatelet

Émilie Du Châtelet: Heroine of the Enlightenment

Émilie Du Châtelet was one of the great figures of the Enlightenment in France.

What We Saw Under the Microscope’s Lens

The lens, a tool technology that helps make the invisible world visible, brought a revolutionary perspective to our descriptions of nature.
Charles Darwin

Charles Darwin Was One Sick Dude

Charles Darwin was able to pursue his life's work despite suffering from a variety of ailments the doctors could never explain. 
"Darwinius masillae PMO 214.214" by Jens L. Franzen, Philip D. Gingerich, Jörg Habersetzer1, Jørn H. Hurum, Wighart von Koenigswald, B. Holly Smith - http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0005723;jsessionid=E8154D7406947B36A39470C790A4F08C. Licensed under CC BY-SA 2.5 via Wikimedia Commons - http://commons.wikimedia.org/wiki/File:Darwinius_masillae_PMO_214.214.jpg#/media/File:Darwinius_masillae_PMO_214.214.jpg

Is Darwinius really “The Missing Link” to Humans?

Darwinius is an exceptionally well preserved, 47-million-year-old primate from the ancient Messel Pit in Germany. Its position in evolution is contested.