3D-IC technology marks a pivotal shift from scaling in two dimensions to scaling in three. By bringing compute, memory, and ...

An illustration of the various elements of the overall Mars Sample Return effort. Credit: NASA/JPL-Caltech PASADENA, Calif. — NASA has started work to revise its approach to returning samples from ...

An earlier concept for a Mars ascent vehicle, which would transport samples collected from the Martian surface into orbit. Those samples would be returned to Earth by another spacecraft.

This is a preview. Log in through your library . Abstract The contributions that have been made by psychologists, anthropologists and others to the revision of our traditional concepts of space demand ...