A Nuclear Free Earth

Space Review comment: A Nuclear Thermal Rocket, for fantastic expense, roughly doubles the Isp of chemical rockets…using a source of energy literally one million times more powerful. Stan Ulam, who is sometimes credited with being the real father of the hydrogen bomb, considered this problem and realized it is difficult just keeping a chemical rocketContinue reading “A Nuclear Free Earth”

Freedom is NOT Greed

“The only concrete proposal he provides is to get rid of billionaires—or, rather, their billions, suggesting that an individual’s net worth be capped at $500 million: “there’s no reason we as a society have to put up with the continued existence of billionaires,” who he argues help “fringe philosophies” thrive.” I have to absolutely andContinue reading “Freedom is NOT Greed”