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We know who you are: human scanners, memory reading, genetic engineering, and the coming loss of anonymity.

From the far out to the close at hand, four futurists zoom out for a bird's eye view on the global changes we're experiencing now and can anticipate in the future—each outlining both the unprecedented challenges and mind-spinning opportunities humanity faces in the minutes and years to come

This Internet entrepreneur and philanthropist has a dazzling vision of a 2050 society and some bold ideas to get us there.

A review of The Physics of Immortality, Frank J. Tipler's reductionist prophecy of an eternity far stranger than paradise.

Surprising scenarios of promise and peril from John Petersen, founder of futurist think tank, the Arlington Institute.