Wonders Of The Universe


Season 1, Episode 1 (Time And Entropy)

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Professor Brian Cox explains the concept of entropy & the arrow of time. Entropy is the measure of how many ways in which something can be rearranged.

Season 1, Episode 3 (How The Elements Are Made)

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Professor Brian Cox demonstrates how the chemical elements are made in the death throes of a dying star. All 92 elements on Earth, including those that make up our bodies, were formed at the heart of a star.

Season 1, Episode 2 (What The Universe Is Made Of)

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Brian Cox explains how we can discover what stars are made from by analysing the light that arrives on earth from the stars. Elements are shown to emit certain colours when they are burnt.

Season 1, Episode 11 (Looking Back In Time)

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Brian Cox explains why light from stars & galaxies takes time to travel to Earth. Light's the fastest thing in the Universe but it's not infinitely fast; so the further an object is from us the further back in time we see it.

Season 1, Episode 9 (Gravity On Different Worlds)

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Professor Brian Cox simulates the strength of gravity on other planets using a centrifuge in Holland. Gravity is the force that keeps our feet on the ground.
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