Worth a Look Archive
Johannes Kepler: The Laws of Planetary Motion - Sep 1, 2013
To learn more about Kepler's laws, and learn a little historical background too, visit Johannes Kepler: The Laws of Planetary Motion.
Schawlow and Townes Invent the Laser - Aug 1, 2013
To learn about the invention of the laser at Bell Laboratories in New Jersey, click here.
X-rays from free electrons - Jul 1, 2013
Visit X-rays from free electrons to learn more about how synchrotron radiation is produced. Be sure to see the second section of this site.
The Brightest Supernova Ever - Jun 1, 2013
Speaking of supernovas...here's the biggest supernova explosion ever observed. It was the death of an extraordinarily massive star, but one located in a galaxy about 240,000,000 light-years away.
Ice over the Poles - May 1, 2013
Visit Ice over the Poles for an interesting article on ice at the Poles--both sea ice at the North Pole, and land ice on Antarctica. Be sure to see the explanation of how melting of ice sheets or glaciers can provide "positive feedback" and increase the rate of warming.
Sol Station: Sol - Apr 1, 2013
Flow Visualization - Feb 1, 2013
Check out the galleries of fluid flow images on this University of Colorado site.
Aurora over Antarctica - Jan 1, 2013
For a view from the ground of an aurora over Antarctica, check out this Astronomy Picture of the Day.
Planetary and Satellite Motion - Dec 1, 2012
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