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  • Why does it matter that the Sun's core rotates faster than the surface? Copyright free image Icon Copyright free: NASA/SDO
    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    25 Aug 2017

  • Why does it matter that the Sun's core rotates faster than the surface?

    Why does it matter that the Sun's core rotates faster than the surface? Copyright free image Icon Copyright free: NASA/SDO
    Introductory level Duration 5 mins Updated 25 Aug 2017
    New research has found that the Sun spins at different speeds. Stephen Serjeant explains why that's important.
  • Introducing the Philosophiae Naturalis Principia Mathematical Creative commons image Icon Wellcome Library, London under Creative Commons BY 4.0 license
    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    05 Jul 2017

  • Introducing the Philosophiae Naturalis Principia Mathematical

    Introducing the Philosophiae Naturalis Principia Mathematical Creative commons image Icon Wellcome Library, London under Creative Commons BY 4.0 license
    Introductory level Duration 5 mins Updated 05 Jul 2017
    Isaac Newton's Philosophiae Naturalis Principia Mathematical was published 330 years ago today. To mark the anniversary, here's Newton's original...
  • OpenLearn Live: 26th February 2016 Creative commons image Icon NASA, ESA, Harald Ebeling (University of Hawaii at Manoa) & Jean-Paul Kneib (LAM) under Creative Commons BY 4.0 license

    OpenLearn Live: 26th February 2016

    By The OpenLearn team

    The largest wall... the largest thing... anywhere. Then more free learning across the day.

    Watch now: OpenLearn Live: 26th February 2016 about Managing projects through people

    Video

    5 mins

    Level: 1 Introductory

    Updated on:

    26 Feb 2016

  • OpenLearn Live: 26th February 2016

    Featuring: Video Video
    OpenLearn Live: 26th February 2016 Creative commons image Icon NASA, ESA, Harald Ebeling (University of Hawaii at Manoa) & Jean-Paul Kneib (LAM) under Creative Commons BY 4.0 license
    Introductory level Duration 5 mins Updated 26 Feb 2016
    The largest wall... the largest thing... anywhere. Then more free learning across the day.
  • Explainer: Einstein's Theory of General Relativity Copyright free image Icon Copyright free:
    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:
    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?

    Watch now: 60 Second Adventures In Astronomy: Exoplanets about Managing projects through people

    Video

    Level: 1 Introductory

    Updated on:

    19 Dec 2012

  • 60 Second Adventures In Astronomy: Exoplanets

    Featuring: Video Video
    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 Copyrighted image Icon Copyright: Production team

    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...

    Read now: More to space than meets the eye about Managing projects through people

    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 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...
  • Passing through unseen: An introduction to dark matter Copyrighted image Icon Copyright: X-ray: NASA/CXC/CfA/M.Markevitch et al.; Optical: NASA/STScI; Magellan/U.Arizona/D.Clowe et al.; Lensing Map: NASA/STScI; ESO WFI; Magellan/U.Arizona/D.Clowe et al.
    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    21 Sep 2009

  • Passing through unseen: An introduction to dark matter

    Passing through unseen: An introduction to dark matter Copyrighted image Icon Copyright: X-ray: NASA/CXC/CfA/M.Markevitch et al.; Optical: NASA/STScI; Magellan/U.Arizona/D.Clowe et al.; Lensing Map: NASA/STScI; ESO WFI; Magellan/U.Arizona/D.Clowe et al.
    Introductory level Duration 5 mins Updated 21 Sep 2009
    Get to grips with dark matter - and find out why actually getting to grips with dark matter is impossible
  • Getting geophysical in Central America Copyrighted image Icon Copyright: Hazel Rymer
    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    19 Mar 2009

  • Getting geophysical in Central America

    Getting geophysical in Central America Copyrighted image Icon 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 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 Copyrighted image Icon Copyright: by Michelle Spinosa © copyright Michelle Spinosa
    Article

    5 mins

    Level: 1 Introductory

    Updated on:

    19 Jan 2009

  • Earthquake and eruptive activity at Poás volcano, Costa Rica

    Earthquake and eruptive activity at Poás volcano, Costa Rica Copyrighted image Icon Copyright: by Michelle Spinosa © copyright Michelle Spinosa
    Introductory level Duration 5 mins Updated 19 Jan 2009
    The science goes on, despite experiencing an earthquake at the Poás volcano in Costa Rica

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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;...

    Learn: Galaxies, stars and planets more

    Free course

    8 hours

    Level: 1 Introductory

    Updated on:

    30 Jan 2017

  • Galaxies, stars and planets

    Free Course Free Course
    Galaxies, stars and planets Copyrighted image Icon Copyright: Used with permission
    Introductory level Duration 8 hours Updated 30 Jan 2017
    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...

    Learn: Motion under gravity more

    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 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...

    Learn: Describing motion along a line more

    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 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...

    Learn: The Big Bang more

    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 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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