Billions of dollars are currently being spent by a suite of private firms, mostly in Silicon Valley, pursuing radical research to enhance human capacities. These companies want to put off, or even defeat, aging, upload our minds to computers and give humans new abilities. Is this simply the next frontier for science and something to be welcomed, or should Christians hesitate to endorse research which appears to target our very created selves? What is the difference between using technology to tackle cancer versus tackling the aging process itself? And what is driving tech billionaires to spend their fortunes in this way?