Daily Archives: May 6, 2008

Galaxies in Collission:Pictures

Astronomy textbooks typically present galaxies as staid, solitary, and majestic worlds of glittering stars. But galaxies have a dynamical side. They have close encounters that sometimes end in grand mergers and overflowing sites of new star birth as the colliding … Continue reading

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Largest Lake in the World

There are a few different ways to define the world’s largest lake. Are we interested in the lake with the largest surface area? Or, the lake with the greatest water volume? And, should we consider the salt water seas in … Continue reading

Posted in water | 5 Comments