Oomba was a startup designed to make a lot of money from the games industry. Instead, everyone played each other.

As medical researchers scramble to find the source of a fatal lung disease and officials seek to ban the sale of vape pens, our correspondent set out to separate reality from hysteria.

The mysterious business interests trying to patent strains and turn their company into the Monsanto of legal marijuana.

The untold story of the world’s most infamous sex tape, and how the Internet spread it faster than anyone expected.