Scientist Quotes and aphorisms about light Carl Sagan Isaac Asimov Ada Yonath Barney Oliver Barry Commoner Edith Widder ,, For my Ph.D. thesis, I was measuring the electrical activity that triggers light emission from a bi... Edith Widder Edith Widder Edith Widder ,, There's a lot of animals in the open ocean - most of them that make light. And we have a pretty goo... Edith Widder