Does the science of aging suggest we're 'programmed to die'?

In an effort to slow down — and even halt — the aging process, scientists are increasingly turning their attention to the various external and internal factors that give rise to it. As this new video by AsapSCIENCE shows, we're all slaves to a biological clock that's been ticking away since the moment we were born —… » 3/14/13 6:20am 3/14/13 6:20am