Comets, Asteroids and the Sow’s Ear

Venture capitalists and entrepreneurs not only want to make lots of money but they want to change the world and some even believe they can. Bryan Johnson has committed a substantial portion of his wealth, $100 million, to what he calls “crazy” projects. One initiative is to capture an asteroid and mine it. Mr Johnson […]

Zincfinger and return-free-risk

Nelson Bunker Hunt died last month in his 88th year. Some of you will be old enough and interested enough to remember that for some reason he thought that he could corner the global silver market with the wealth he had made from Libyan oil. It was a delusion which led to his bankruptcy when […]