Pages tagged 'gravity'

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  • Explainer: Einstein's Theory of General Relativity

    By Jonathan Carroll, Lewis Tunstall

    What exactly is Einstein's Theory of General Relativity all about? And why does it matter?

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    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    12 Oct 2015

  • Explainer: Einstein's Theory of General Relativity

    Explainer: Einstein's Theory of General Relativity Copyright free image Icon Copyright free image Copyright free:
    Introductory level Duration 5 mins Updated 12 Oct 2015
    What exactly is Einstein's Theory of General Relativity all about? And why does it matter?
  • 60 Second Adventures In Astronomy: Exoplanets

    How have scientists studied distant stars to learn more about exoplanets, the invisible planets that orbit them?

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    Video

    Level: 1 Introductory

    Updated on:

    19 Dec 2012

  • 60 Second Adventures In Astronomy: Exoplanets

    Featuring: Video Video
    60 Second Adventures In Astronomy: Exoplanets
    Introductory level Updated 19 Dec 2012
    How have scientists studied distant stars to learn more about exoplanets, the invisible planets that orbit them?
  • More to space than meets the eye

    By Professor Russell Stannard

    Professor Russell Stannard explains why the word ‘space’ – so-called empty space – isn&rsquo...

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    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    25 Feb 2010

  • More to space than meets the eye

    More to space than meets the eye Copyrighted image Icon Copyrighted image Copyright: Production team
    Introductory level Duration 5 mins Updated 25 Feb 2010
    Professor Russell Stannard explains why the word ‘space’ – so-called empty space – isn’t simply another name for ‘nothing...
  • Getting geophysical in Central America

    By Professor Hazel Rymer

    Hazel Rymer visits volcanoes in Costa Rica and Nicaragua to take geophysical measurements

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    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    19 Mar 2009

  • Getting geophysical in Central America

    Getting geophysical in Central America Copyrighted image Icon Copyrighted image Copyright: Hazel Rymer
    Introductory level Duration 5 mins Updated 19 Mar 2009
    Hazel Rymer visits volcanoes in Costa Rica and Nicaragua to take geophysical measurements
  • Predicting Volcanoes

    The Open University's researcher in volcanoes, Hazel Rymer explains why the Poás volcano in Costa Rica is her favourite, and how evidence form previous...

    By The iTunes U team

    Watch now: Predicting Volcanoes

    Video

    5 mins

    Level: 1 Introductory

    Updated on:

    01 Mar 2009

  • Predicting Volcanoes

    Featuring: Video Video
    Predicting Volcanoes Copyrighted image Icon Copyrighted image Copyright: The Open University 2009
    Introductory level Duration 5 mins Updated 01 Mar 2009
    The Open University's researcher in volcanoes, Hazel Rymer explains why the Poás...
  • Earthquake and eruptive activity at Poás volcano, Costa Rica

    By Professor Hazel Rymer

    The science goes on, despite experiencing an earthquake at the Poás volcano in Costa Rica

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    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    19 Jan 2009

  • Are helicopters weightless?

    By The OpenLearn team

    We tend to take gravity for granted, don’t we? In this video we explore whether helicopters can be weightless.

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    Video

    5 mins

    Level: 1 Introductory

    Updated on:

    31 Jul 2008

  • Are helicopters weightless?

    Featuring: Video Video
    Are helicopters weightless? Copyrighted image Icon Copyrighted image Copyright: The Open University
    Introductory level Duration 5 mins Updated 31 Jul 2008
    We tend to take gravity for granted, don’t we? In this video we explore whether helicopters can be weightless.
  • Challenge: Make a kite from natural products

    By The OpenLearn team

    The science behind kite flying, part of the BBC/OU's programme website for Rough Science 2

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    Article

    15 mins

    Level: 1 Introductory

    Updated on:

    28 Jan 2008

  • Challenge: Make a kite from natural products

    Challenge: Make a kite from natural products Copyrighted image Icon Copyrighted image Copyright: Open2
    Introductory level Duration 15 mins Updated 28 Jan 2008
    The science behind kite flying, part of the BBC/OU's programme website for Rough Science 2

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  • Galaxies, stars and planets

    This free course is a general introduction to galaxies, stars and planets, including scale of the universe from the very large to the very small;...

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    Free course

    8 hours

    Level: 1 Introductory

    Updated on:

    22 Mar 2016

  • Galaxies, stars and planets

    Free Course Free Course
    Galaxies, stars and planets Copyrighted image Icon Copyrighted image Copyright: Used with permission
    Introductory level Duration 8 hours Updated 22 Mar 2016
    This free course is a general introduction to galaxies, stars and planets,...
  • Motion under gravity

    From the moment that Galileo dropped two cannonballs of different sizes and weights from the top of the Leaning Tower of Pisa mankind has been...

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    Free course

    4 hours

    Level: 1 Introductory

    Updated on:

    22 Mar 2016

  • Motion under gravity

    Free Course Free Course
    Motion under gravity Copyrighted image Icon Copyrighted image Copyright: Used with permission
    Introductory level Duration 4 hours Updated 22 Mar 2016
    From the moment that Galileo dropped two cannonballs of different sizes and...
  • Describing motion along a line

    Motion is vital to life, and to science. This free course, Describing motion along a line, will help you to understand why classical motion is...

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    Free course

    15 hours

    Level: 2 Intermediate

    Updated on:

    16 Mar 2016

  • Describing motion along a line

    Free Course Free Course Featuring: Video Video
    Describing motion along a line Copyrighted image Icon Copyrighted image Copyright: Used with permission
    Intermediate level Duration 15 hours Updated 16 Mar 2016
    Motion is vital to life, and to science. This free course, Describing motion along...
  • The Big Bang

    This is the way the world ends / Not with a bang but a whimper.' (T.S. Eliot) But how about the way the world begins? Was this the biggest bang of...

    Try: The Big Bang now

    Free course

    20 hours

    Level: 3 Advanced

    Updated on:

    02 Mar 2016

  • The Big Bang

    Free Course Free Course
    The Big Bang Copyrighted image Icon Copyrighted image Copyright: Used with permission
    Advanced level Duration 20 hours Updated 02 Mar 2016
    This is the way the world ends / Not with a bang but a whimper.' (T.S. Eliot) But...
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