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Heat-resistant Glassware Celebrates 100th Anniversary 耐热玻璃器皿诞生100周年 One hundred years ago, a new brand of kitchenware named Pyrex entered the American market, firmly imprinting its name into the psyche of consumers. It is still be
This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? Camouflage face paint can make a soldier invisible to enemy in eyes. But it won't shield him from the shearing heat of a roadside bomb, a lethal eleven hundr
Heat-Resistant Glassware Celebrates 100th Anniversary 耐热玻璃器皿诞生100周年 One hundred years ago, a new kind of cookware entered the American market. It was called Pyrex. Today the Pyrex name is well known in the United States. The heat-
AS IT IS 2014-05-08 Climate Change Destroys Coral Reefs 气候改变毁坏珊瑚礁 Hello, my friends, and welcome back as we work together to improve your American English. Im Jim Tedder in Washington. Today we will learn more about our changing cli
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Grapes are one of mans oldest cultivated crops. Ancient hieroglyphics show Egyptians harvesting grapes. Greeks, Phoenicians, and Romans used grapes for food as well as wine. Today, about seventy-percent of harvested grapes are used to make wine. Wine