Friday, December 14, 2018

Giacconi, hero of astrophysics - at 87

Riccardo Giacconi at 87. All I know is what I read in the obituary. But he certainly seems like quite a hero of astroscience. As described by Dennis Overbye, Giacconi’s scientific work took him  along the electromagnetic spectrum from X-rays, to visible light, to radio waves.


Thursday, December 13, 2018

Voyager 2, takes interstellar turn

Friday, December 07, 2018

Chang'e-4

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Oppy at Harvard

“The Great golem we have made against our enemies is our culture, our bomb culture-its logic, its faith, its vision.” -- E.I.  Doctorow  ...