Backyard Universe: Get ready for a Martian visit
Mars has been in the news lately.Earlier this month, scientists announced the finding of organic compounds on the red planet, which isn’t proof of past primitive life. But it is yet another indication that microbial life may have existed on Mars in the distant past. Other than the place we live, Mars is the most Earth-like planet in the solar system. It has polar icecaps, lots of frozen water and a day that lasts only a few minutes longer than a 24-hour Earth day.Mars […]
