Thousands of tiny “ice needles” may explain mysterious stone patterns on Earth…and Mars
These stunning patterns have an unlikely designer
Mystery carving of a naked horseman dug up at a Roman fort in England
It is a sandstone altar of a man holding a spear on either a donkey or a horse
NASA Research identifies dozens of underground lakes on Mars
"Either liquid water is common beneath Mars’ south pole, or these signals are indicative of something else"