Shares are down 60% from their highs. Considering the company's net cash position and consistent profitability, this is far too low.

Michael Kimmelman was charged with insider trading as part of the US government's investigation into Raj Rajaratnam. But the evidence against him was much flimsier than that against the other guys who were charged.

Marco Alvera's recently published book makes the case for hydrogen becoming a significant fuel source in the near future.

Viacom is cheap because of forced selling and generates excellent returns on capital.

Shares of ADF Group are down some 20% over the last two days, thanks to a disappointing quarterly update, on a number of fronts. But this may represent an opportunity as it trades at barely over half of its tangible book value.

How we can get from 51 billion tons of carbon emitted down to zero by 2050 - and why we should.