A Japanese sushi magnate paid $736,000 this week for one 593-pound bluefin tuna, the highest amount ever paid for a single fish. But environmentalists say this extravagant sale may encourage fishermen to continue to exceed set quotas for catching bluefin.
Hairy-chested yeti crabs, seven-armed sea stars, white octopuses — all these creatures were seen for the first time by researchers in the Antarctic. Robert Siegel talks to biologist Alex Rodgers of the University of Oxford, who led the expedition.
The FDA is increasing regulations on a class of antibiotic drugs commonly used by livestock producers. The drugs are great for treating infections in animals and humans. Food safety advocates say the over-use of cephalosporin in animals has contributed to the development of diseases that tolerate the antibiotic.
The large, flat, slimy, river-dwelling hellbenders are among the world's largest salamanders — and they're quickly disappearing. But thanks to a new conservation program and a high-tech ecosystem at the Saint Louis Zoo, scientists say 2012 could be a year of resurgence for the animals.
From the tsunami-damaged Fukushima nuclear power plant to the end of NASA"s shuttle program, a great deal of science stories made headlines this year. Science writers Mariette DiChristina, Matt Crenson, Steven Levy, and Paul Raeburn join Ira Flatow to discuss the year's top stories in science.
Three years ago, scientists found plenty of cod in the region but data this season indicates just the opposite. Federal regulators say stocks are at such dangerously low levels, cod fishing might need to be shut down. Fishermen say they don't believe the reports.
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