 | David Brin's bestselling novels, such as Earth and Kiln People, have been translated into more... more » |
 | David L. Lambert is a 1980 Guggenheim Fellow in Natural Sciences. more » |
 | David Morrison is director of the Carl Sagan Center for Study of Life in the Universe at the... more » |
| David Nathaniel Spergel, is an American theoretical astrophysicist and Princeton University... more » |
 | Dirk Dries David Damiaan, Viscount Frimout is an astrophysicist for the European Space Agency... more » |
.jpg/203px-Donald_Backer_(1968).jpg "Donald C. Backer") | Donald C. Backer was an American astrophysicist who primarily worked in radio astronomy. Backer... more » |
