Robert Zubrin quite literally wrote the book on why humanity should go to Mars — so why has the renowned aerospace engineer soured on Elon Musk, the billionaire entrepreneur leading the charge? In an interview, the 73-year-old founder of the Mars Society delivered a blistering critique, accusing the world’s richest person of undermining the mission … Continue reading Mission To Mars: Trump-Musk Ugly Spat Could Jeopardize Red Planet Mission, Renowned Mars Expert Says