Peacock mantis shrimp with its rock-hard hammer clubs; courtesy of S. Baron The psychedelic-looking peacock mantis shrimp ( Odontodactylus scyllarus ) has a decidedly non-peacenik way of getting a meal: clubbing it.This small (3 to 18-centimeter-long), solitary stomatopod wields two dastardly hammer-like appendages.
Credit: NAOJ The universe is a big place, and by peering across it astronomers get to look back in time. A galaxy or supernova so far away that it takes two billion years for its light to reach us will be seen here as it appeared two billion years ago.
Soon enough this coming summer we’ll hear warnings about jellyfish swarms along certain beaches. Most of us loathe the blobby creatures because we are afraid of being stung, but many jellies have no stingers or any way of inflicting pain.
Ray Bradbury If science fiction is kids' gateway drug to science—and it surely was mine— then Ray Bradbury is a major pusher, in the ranks of H. G. Wells, Jules Verne, Isaac Asimov, Robert Heinlein and Philip K.
The Hudson River is basically Scientific American's backyard, so when we heard the space shuttle Enterprise was heading up the river to its final resting place aboard the USS Intrepid on Manhattan's west flank, we couldn't resist firing up the video camera and grabbing a few shots.
The transit of Venus in December 1882 Today offers a final opportunity for 21st century stargazers to observe a transit of Venus. For those of you who forgot to bring your telescope to work today, we've got a guide for viewing the transit both indoors and outside.