The NASA curiosity rover footage of Mars immediately had people on social media getting reflective and thinking about things ...

(RNS) — It makes more sense to spend money saving the Earth from climate change, ecological destruction and international conflicts than it does going to Mars. (RNS) — The planet Mars has ...

(CNN) — The NASA Curiosity rover has detected the largest organic molecules found to date on Mars, opening a window into the red planet’s past. The newly detected compounds suggest complex ...