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“It is possible, according to many sources, to become invisible, but you must be patient, methodical, and willing to eat almost anything.” Kathryn Schulz on wonderful form about the science and history of invisibility. And here’s a second piece from her on the phrase “No, totally”.

Maryn McKenna on a “1000-year-old MRSA remedy”, discussing the fascinating lost science but also the significant regulatory hurdles to come.

This amazing street art only appears when it’s raining

A beautiful new piece from Oliver Sacks on life’s need for constancy, and the disorder of sickness

On the colours of alien