Coastal fish farms are a major source of the seafood we eat, but all the fish waste they generate takes a toll on the environment. So a researcher in Canada is trying to clean up fish farms by creating an ecosystem where fish waste gets taken up by other valuable seafood commodities, like shellfish and kelp.
Temporary, strong emotions, when we're already feeling down, can significantly reduce our ability to perceive the fat in our food, researchers say. It's the latest finding to show how strong emotions can confuse our sense of taste.
A type of bird flu that appeared in China a few months ago has infected more than a hundred people. Some scientists are worried that this virus has the potential spread globally. But a look at the virus's genes suggests the pathogen doesn't have the typical features of pandemic.
At issue is a controversial study of more than 1,300 severely premature infants that looked at how much oxygen they should receive after birth. This spring, the federal Office for Human Research Protections criticized the scientists who ran the study for failing to tell parents enough about the risks.
From southern Virginia to New England, lots of people are being treated to a cicada serenade. If these insects sound loud to you, that's because they are. They're so loud that some Navy engineers are trying to borrow their technique.
Farmers, foresters, and ranchers need to respond now to the impact of climate change on their businesses, says Agriculture Secretary Tom Vilsack. "You're going to see crops produced in one area no longer able to be produced, unless we mitigate and adapt now," he says.
About 55 million years ago, a teacup-sized critter in China was helping to pave the way for apes and humans. This insect eater had fingernails and stereo vision, a newly published analysis of a fossil suggests. And it weighed just 1 ounce.
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