The only really meaningful graph! ; ) [Apologies: we can't trace the original source, it's From The Web, spotted on Twitter, tweeted by @vardi today]
Happy birthday, Max! This German theoretical physicist, one of the first quantum guys, was born April 23, 1858. Top marks to all who can guess his last name...! ;) [Pic: Public Domain]
#OnThisDay 25 June in 1903, Marie Curie defends her doctoral thesis on radioactive substances – at Université de la Sorbonne in Paris – becoming the first woman in France to receive a doctoral degree.