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For polar bears, the insulation provided by their fat, skin, and fur is a matter of survival in the frigid Arctic. For engineers, polar bear hair is a dream template for synthetic materials that might lock in heat just as well as the natural version. Now, materials scientists in China have developed such an insulator,
Recent research in U.S. military camouflage technology has been looking at how to avoid detection from high-end thermal imaging – described as an emerging threat to the United States. What are the latest camouflage systems that the United States and Russia are developing and how can they help soldiers to avoid detection? Military camouflage technology
A flat tire sidelined Maj. Chad Peltier’s vehicle in minus 22-degree weather recently as he was on his way to pick up his wife, but he knew exactly how to handle the situation. “I take two lug nuts off, get back in the car (to warm up), take two lug nuts off, get back in