The search for life on Mars-and the moral issues confronting us as we prepare to send humans there Does life exist on Mars? The question has captivated humans for centuries, but today it has taken on new urgency. As space agencies gear up to send the first manned missions to the Red Planet, we have a responsibility to think deeply about what kinds
Author Biography
David A. Weintraub is professor of astronomy at Vanderbilt University. His books include Religions and Extraterrestrial Life and How Old Is the Universe? (Princeton).
