Physics articles
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Karate physics: How your hand can break concrete without breaking itself
In the late 1970s, a team of karate-loving physicists decided to perform an experiment inspired by their collective passion for martial arts. The group was made up of physicist Michael Feld, a brown belt who liked to illustrate the physics of karate via live demonstrations to his classes at the Massachusetts Institute of Technology; Ronald McNair, future astronaut and fifth-degree black belt; and undergraduate Stephen Wilk. “The picture of a karate expert breaking stout slabs of wood and...
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Louisiana rapist sentenced to 50 years imprisonment and physical castration
As part of a plea deal, a Louisiana man who groomed, raped and threatened a 14-year-old girl has agreed to serve a 50-year prison sentence and to be physically castrated. The most unusual part of the punishment is unlikely to happen, though, as the district attorney's office says the castration will not take place until he is about to be released: he'd be 104 years old. — Read the rest
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Does Medicare cover physical therapy? Yes, and you might be eligible for more services, too
Medicare provides coverage to manage a chronic condition, treat an injury or illness, or to ensure you can maintain your independence.