Worth a Look Archive 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 this NASA Earth
Observatory feature 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 Exploratorium
Magazine Online: Exploring Origami - Oct 1, 2012 Check out
Exploratorium Magazine Online: Exploring