Every day, the same, again

33.jpgEmbryonic Twin Sister Discovered in Woman’s Brain

Ladies take and delete five photos before settling on one they feel comfortable posting online

Optimism and pessimism are separate systems influenced by different genes

Resistance to antibiotics found in isolated Amazonian tribe. The find suggests that microbes have long evolved the capability to fight toxins, including antibiotics, and that preventing drug resistance may be harder than scientists thought.

Hacked Sony emails reveal that Sony had pirated books about hacking

In 1992, Diaconis famously proved — along with the mathematician Dave Bayer of Columbia University — that it takes just seven ordinary shuffles to mix a deck of cards. [Quanta | NY Times]

In 1482, at the age of 30, Leonardo da Vinci sent his resume to the Duke of Milan