2 things science and human progress accomplished on this date.
1946
ENIAC, the first general-purpose computer, is unveiled
ENIAC was formally dedicated at the University of Pennsylvania, the first electronic general-purpose computer capable of being reprogrammed to solve many kinds of problems. It launched the computing age.
The first draft of the complete human genome was published in the journal Nature, laying out the roughly three billion letters of our shared genetic code. It gave medicine a new map of what makes us human.