Meanwhile, back on Mars… I’m checking out these stick-like ... 2018 The odd whitish lines in the tan rock are reminiscent of fossils, and plenty of people both on Twitter and elsewhere are ...

The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

Languages: English. Scientists may have finally cracked a 50-year-old mystery surrounding the so-called "Martian dichotomy"—the sharp contrast between the southern highlands and northern ...