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b'ENCORE\\xa0Time passes like an arrow, but what if it flew like a boomerang?\\xa0Scientists are learning how to reverse time\\u2019s most relentless march: aging.\\xa0But before we rewind time, let\\u2019s try to define it, because there\\u2019s plenty of debate about just what time is \\u2013 a fundamental component of the universe or a construct of our consciousness?\\nFind out why, even though pondering the future may cause heartburn, mental time travel has an evolutionary survival advantage.\\nPlus, your brain as a clock; why \\u201cbrain age\\u201d may be more accurate than chronological age in determining lifespan.\\nAnd while a million-dollar monetary prize hopes to inspire researchers to crack the aging code, one group claims they already have.\\xa0By reprogramming special genes, they\\u2019ve reversed the biological clocks in mice.\\xa0Find out when human trials begin.\\xa0\\nGuests:\\n\\n\\nDean Buonomano\\u2013 Neurobiologist and psychologist at UCLA and author of \\u201cYour Brain is a Time Machine\\u201d\\n\\n\\nJames Cole\\u2013 Postdoc studying neuroanatomy, Imperial College London\\xa0\\n\\n\\nJoon Yun\\u2013 Radiologist, head of Palo Alto Investors and creator and sponsor of the Palo Alto Longevity prize\\n\\n\\nPradeep Reddy\\u2013 Research Scientist at the Salk Institute in La Jolla, California\\n\\n\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'