To suggest topics or sites for Web Watch, please visit http://www.physicstoday.org/suggestwebwatch.html. Compiled and edited by Charles Day

Now available online, the Landsat Image Mosaic of Antarctica is the result of seamlessly combining more than 1100 cloud-free satellite images of Antarctica. LIMA, which is among the first products of the current International Polar Year, is a joint effort by NSF, the US Geological Survey, NASA, and the British Antarctic Survey.

To celebrate its centenary in 2005, the Seismological Observatory in Bergen, Norway, put on an exhibition entitled When the Earth Quakes! The exhibition’s website, currently available in Norwegian and English, offers a detailed yet accessible introduction to seismology and its applications to understanding earthquakes and finding offshore oil.

The Canadian Association of Physicists has been running its Art of Physics competition since 1992. Entrants have to photograph an eye-catching or unusual physics phenomenon and explain it to the general public...

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