Hofseth uses enzymes to break down salmon offcuts such as the head, skin and spine to  produce salmon oils, proteins and calcium for human and pet consumption. Photograph: iStock

An obscure Norwegian company that converts salmon offcuts into healthcare products has netted gains for some big-name hedge funds in recent months. S(...)

The fortunes being made and lost are just one reason Mike Novogratz likens the cryptocurrency market to the Wild West. Digital assets like bitcoin need more regulation, and in the meantime some initial coin offerings, or ICOs, will prove to be fraudulent “get-rich-quick scheme. Photograph: Chris Helgren/Reuters

Mike Novogratz is reinventing himself as the king of bitcoin. The swaggering macro manager who flamed out at Fortress Investment Group LLC is starti(...)