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--Harvard Associate Professor of Philosophy Simon W. Saunders, discussing the earth-shattering discovery that microbial life forms existed on Mars several billion years ago. Saunders teaches an undergraduate course on the philosophy of science.
Harvard scientists reacted this week with much jubilation but little surprise to Tuesday's announcement that scientists working with NASA have discovered evidence that primitive life once existed on Mars.
Most scientists believe that Mars was warmer and wetter about 3.6 to four billion years ago, which is the age of the fossils in the meteor. Therefore, scientists say, the odds were good that some form of life existed on the planet.
WASHINGTON, D.C.: Even if the reports of the discovery of alien bacteria from Mars turn out to be mistaken, the enthusiasm developing in the wake of yesterday's announcement has some serious implications for the future of planetary research. NASA Administrator Daniel Goldin asked for a "robust program of exploration...
WASHINGTON, D.C.: Tiny golden flecks in a 4.5 pound rock that tumbled out of space into an Antarctic ice field 13,000 years ago have yielded what may be the most significant planetary find in decades. After studying the Martian meteorite for two years, NASA and Stanford University scientists say...