CAPE CANAVERAL, Fla. >> It could be the end of the red dusty line for NASA’s InSight lander, which has fallen silent after four years on Mars. The lander’s power levels have been dwindling for months ...

Pranay Mishra reached down to the floor of his workplace and scooped a handful of what might be the closest thing on Earth to the feel of Martian soil. "This is actually unprocessed garnet," he said, ...