Felisa Wolfe-Simon

Dec. 03, 2010

Life, But Not As We Know It

Researchers report that they've found a strain of bacteria that can swap arsenic for the element phosphorus in its metabolism -- even incorporating arsenic into its DNA.

astrobiology, exobiology, bacteria, life, arsenic

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Michael Pollan Talks Plants and Food

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Grab Bag of Gills

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Mystery Box

Strange Fish

Dr. Seuss's McElligot's Pool (1947) features some fantastic fish—ones with pinwheel-like tails, curly noses, long floppy ears, or Kangaroo pouches. The fictional fish do have some truly strange nonfictional cousins, among which are giant oarfish, barreleye fish, and sawfish.

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