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I just won a bet I made in 2002 with physicist Michio Kaku. I bet him $1,000 that “by 2020, no one will have won a Nobel Prize for work on superstring theory, membrane theory, or some other unified theory describing all the forces of nature.” This year’s Nobel Prize in Physics, which recognized solid work in cosmology (yay Jim Peebles!) and astronomy, was Kaku’s last chance to win before 2020. Kaku and I made the bet under the auspices of Long Bets, a “public arena for enjoyably competitive predictions, of interest to society, with philanthropic money at stake.” Long...

Researchers at Microsoft's Media Presence Lab are developing a "virtual brain," a PC-based database that holds a record of an individual's complete life experience. Called MyLifeBits, the project aims to make this database of human memories searchable in the manner of a conventional search engine. "By 2047, almost all information will be in cyberspace -- including all knowledge and creative works," said one of the project's leaders, Gordon Bell. "The most significant benefit will be a breakthrough in our ability to remotely communicate with one another using all our senses." To enable this remote communication, Bell's group is developing a...