Monthly Archives: January 2011

Further Your Knowledge: Wonders of the Solar System

Posted on January 25, 2011 by physcarl

Sometimes there are resources out there that can explain things more beautifully and more elegantly than we here at Carl Talks Physics can, albeit very rarely. In these Further Your Knowledge posts, Carl talks about books, DVDs or other media … Continue reading →

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Dark matter and our universe; Why looking at galaxies can show us the dark side

Posted on January 21, 2011 by physcarl

In this article, Carl discusses the particular properties of galaxies that show us there must be more in our universe than we can see with our telescopes – there must be another form of matter we cannot see. Welcome to … Continue reading →

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Getting down with gravity; what it is and how we describe it

Posted on January 14, 2011 by physcarl

There are four fundamental interactions in nature, gravitation being one of them. We can’t touch it, or see the force itself, but we can feel it and infer its presence from observation of the motion of objects. We are pulled … Continue reading →

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The Schwarzschild radius and how to calculate it

Posted on January 10, 2011 by physcarl

When you look up at the sky at night, you can see thousands of stars. Each one of these stars has the potential to end its life in several different ways.  The scope of this particular article does not include … Continue reading →

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Our Nearest Star; Measuring the Distance

Posted on January 5, 2011 by physcarl

When you look up at the sky on a clear night, you can see a few thousand twinkling points of light with your tiny human eye. Each one of these could be a planet, a galaxy or a satellite passing … Continue reading →

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News: Live Stargazing this week – get in your gardens!

Posted on January 2, 2011 by physcarl

This week, BBC 2 is playing host to three days of live stargazing and bringing us the talents of the amazing Professor Brian Cox, the beautiful Liz Bonnin and, strangely, Dara O’Briain to our television screens. Stargazing Live will not … Continue reading →

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