Reactions is looking at sports science today. Sports balls owe their reliability to an unusual polymer. Learn about the chemistry of rubber the all-star’s best friend! more
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Can I Still Eat This?
An estimated 133 billion pounds of food gets thrown into the trash every year in the United States, so understanding when your food goes bad is important to help reduce waste. Unfortunately, consumers can’t just check the expiration date on the packaging, because the listed date rarely coincides with when the food actually spoils. So how can you tell if your food is still safe to eat? This week, Reactions talks food expiration-date misconceptions and gives you some guidelines to answer that age-old question: Can I still eat this?
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Videos
Dragon's Blood Could Save Your Life
This week Reactions is looking at chemistry in bizarre places that could save your life. The science within the blood of the Komodo dragon or in a horseshoe crab can help with antibiotic resistance. But it doesn't end there, so we're taking a closer look at other wild places in nature that ... more
Whether you sop it up with bread or use it to boost your cooking, olive oil is awesome. But a lot of chemistry goes on in that bottle that can make or break a product. Take the “extra virgin” standard: Chemistry tells us that a higher free-fatty-acid content leads to a lower grade, less tas ... more
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News
Doping by athletes could become tougher to hide with new detection method
As the world awaits the upcoming Olympic games, a new method for detecting doping compounds in urine samples could level the playing field for those trying to keep athletics clean. Scientists report an approach using ion mobility-mass spectrometry to help regulatory agencies detect existing ... more
Home brewing enthusiasts and major manufacturers alike experience the same result of the beer-making process: mounds of leftover grain. Once all the flavor has been extracted from barley and other grains, what's left is a protein- and fiber-rich powder that is typically used in cattle feed ... more
Termite gut microbes could aid biofuel production
Wheat straw, the dried stalks left over from grain production, is a potential source of biofuels and commodity chemicals. But before straw can be converted to useful products by biorefineries, the polymers that make it up must be broken down into their building blocks. Now, researchers repo ... more
