Friday, February 28, 2020

Freeman Dyson

1923 – 2020

Photo of Freeman Dyson  at the Institute for Advanced Study, Princeton, New Jersey, 2007: Monroem

Tuesday, February 25, 2020

Katherine Johnson

1918 – 2020

"Katherine G. Johnson refused to be limited by society's expectations of her gender and race while expanding the boundaries of humanity's reach."
                                                                — President Barack Obama
Photo: NASA