Tolerance.ca
Director / Editor: Victor Teboul, Ph.D.
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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup

By Chris Impey, University Distinguished Professor of Astronomy, University of Arizona
A critical NASA mission in the search for life beyond Earth, Mars Sample Return, is in trouble. Its budget has ballooned from US$5 billion to over $11 billion, and the sample return date may slip from the end of this decade to 2040.

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