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Spying a Front
A ship moves through a front, possibly with oil....
Fish Heart Out of Water
Under the lens of a microscope—in a shallow, glass well—spindly orbs pulse at...
Cells Get Fat
These cells are from a pygmy sperm whale in a laboratory culture dish. The red dyed...
Punta Tombo Penguins
Every breeding season, some 400,000 Magellanic penguins (Spheniscus magellanicus)...