Schlieren Imaging – Seeing the Invisible

June 16, 2017 / 0 comments

“Schlieren photography is a visual process that is used to photograph the flow of fluids of varying density. Invented by the German physicist August Toepler in 1864 to study supersonic motion, it is widely used in aeronautical engineering to photograph the flow of air around objects. The classical implementation of an optical schlieren system uses…

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Gaia 3D Star Map

May 14, 2017 / 0 comments

Gaia is an ambitious mission to chart a three-dimensional map of our Galaxy, the Milky Way, in the process revealing the composition, formation and evolution of the Galaxy. Gaia will provide unprecedented positional and radial velocity measurements with the accuracies needed to produce a stereoscopic and kinematic census of about one billion stars in our…

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A New Era in Astronomy: NASA’s James Webb Space Telescope

May 12, 2017 / 0 comments

“The Hubble Space Telescope has completely revolutionized our understanding of the universe, and has become a beloved icon of popular culture. As revolutionary as Hubble has been, we have pushed it to its scientific limits in many ways. Hubble’s successor, the James Webb Space Telescope, has been in the works for almost two decades and…

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The Kepler Orrery V

May 11, 2017 / 0 comments

  All of the Kepler multi-planet systems (1705 planets in 685 systems as of 24 November 2015) on the same scale as the Solar System (the dashed lines). The size of the orbits are all to scale, but the size of the planets are not. For example, Jupiter is actually 11x larger than Earth, but…

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The Sound of Saturn

May 10, 2017 / 0 comments

The Cassini spacecraft has been detecting intense radio emissions from the planet Saturn. They come from the planet’s aurorae, where magnetic field lines thread the polar regions. These signals have been shifted into the range of human hearing and compressed in time. For more information about how NASA produced this track, go to…

THE PLEASURE OF FINDING THINGS OUT, RICHARD FEYNMAN INTERVIEW (1981)

February 4, 2016 / 0 comments

Fifty minutes of PURE Feynman! This is the original Horizon Nova interview – essential for any Feynman fan… and for everyone else too!”I’m an explorer, OK I like to find out!” Richard Feynman, physicist and adventurer extraordinary…THE PLEASURE OF FINDING THINGS OUT was filmed in 1981 and will delight and inspire anyone who would like…

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THE SECRET LIFE OF CHAOS

February 4, 2016 / 0 comments

THE SECRET LIFE OF CHAOS FULL DOCUMENTARY Chaos theory has a bad name, conjuring up images of unpredictable weather, economic crashes and science gone wrong. But there is a fascinating and hidden side to Chaos, one that scientists are only now beginning to understand. It turns out that chaos theory answers a question that mankind has…

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ORDER AND DISORDER

February 4, 2016 / 0 comments

ORDER AND DISORDER: ENERGY Professor Jim Al-Khalili discovers the intriguing story of how we discovered the rules that drive the universe. Energy is vital to us all, but what exactly is energy? In attempting to answer this question Jim investigates a strange set of laws that link together everything from engines to humans to stars….

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BELOUSOV-ZHABOTINSKY REACTIONS

February 4, 2016 / 0 comments

The main indication of the presence of life is a profound departure from equilibrium. I However, textbooks of Biochemistry and General Biology invariably obscure this fact by using equilibrium or steady-state approaches when attempting to explain the thermodynamics of biological processes. 2’3 Non-equilibrium thermodynamics is generally absent from under-graduate Biology courses. (If present at all it is usually…

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ALL WATCHED OVER MY MACHINES OF LOVING GRACE

February 4, 2016 / 0 comments

All Watched Over by Machines of Loving Grace is a BBC television documentary series by filmmaker Adam Curtis.[1] In the series, Curtis argues that computers have failed to liberate humanity, and instead have “distorted and simplified our view of the world around us.”[2] The title is taken from a 1967 poem of the same name…

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