New materials, old physics—the science behind how your winter jacket keeps you warm

As the weather grows cold this winter, you may be one of the many Americans pulling their winter jackets out of the closet.
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Scientists bend magnetic fields around real-world objects to create 'invisibility cloaks'

For nearly 20 years, physicists and engineers have chased the idea of invisibility. Early efforts focused on hiding objects from light using so-called metamaterials with extreme and often unrealistic ...