Genetic diseases might one day be treated by adding an entirely new chromosome to people’s cells. A Canadian company has shown the approach could be a feasible method of gene therapy.

An ad hoc militia of self-styled counterscammers on several continents is now taking the fight directly to the thieves. Aiming to outwit the swindlers, they invent elaborate and often outrageous identities (Venus de Milo, Lord Vader) under which they engage the con men, trying to humiliate them and, more important, waste the grifters’ time and […]

Mars is very good for us to consider, and is maybe a first step towards attaining the kind of wisdom that we need to someday be smart enough - not just technically, but also ethically and in terms of collective decision-making - to terraform Mars.