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16 November 2009
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	TIME: VIDEO CLIPS Play preview clips from our four-part series on time, featuring interviews and insights into this powerful force.



		THE BODY CLOCK Michio Kaku discovers that there is a master-clock in the brain that synchronises all our bodily processes.

		BRAIN STOPWATCH Warren Meek proves his theory that there's a specific part of the brain that tracks time.
	Ep 1: Daytime



		PERCEPTIONS OF TIME Michio Kaku conducts an experiment to find out whether there is a difference between the way younger and older people perceive time.

		EXTENDING LIFESPAN At the Buck Institute, Michio finds out about the latest genetic research into extending human lifespan.
	Ep 2: Lifetime



		THE AGE OF THE EARTH Using one millimetre to represent one year, Michio Kaku travels 4.6 billion millimetres to convey how old the Earth is.

		HOW LONG HAVE HUMANS BEEN ON EARTH? Using the same scale of one millimetre to equal one year, Michio shows what a relatively short time humans have inhabited the Earth.
	Ep 3: Earth Time



		BLACK HOLES Michio Kaku explains why time inside black holes ceases to exist.

		TIME TRAVEL The laws of physics do not rule out going back in time - Michio Kaku describes how a time machine could work.

	Ep 4: Cosmic Time


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	TIME TESTS Follow-up from the TV trail Does your age affect how you perceive time?


	TIME Find out about the whole four-part series

	BBC Links We will be able to live to 1,000 BBC News article by Dr Aubrey de Grey, molecular biologist and longevity pioneer BBC Science & Nature: Time Travel Neil Johnson looks at the possibilities External Links mkaku.org Official site for Dr Michio Kaku Wikipedia: Time Article about the different approaches to understanding time The Time of Our Lives Article on 'clock genes' and circadian rhythms The Death Clock A morbid way of watching the seconds tick by until your timely end The BBC is not responsible for the content of external websites

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