People who opt for nonsmoking rooms in hotels with a partial smoking ban are not fully protected from harmful exposure to so-called "thirdhand" smoke, according to a new study.
People who opt for nonsmoking rooms in hotels with a partial smoking ban are not fully protected from harmful exposure to so-called "thirdhand" smoke, according to a new study.
Scientists report that they were able to improve the math-calculation skills of college students by buzzing their brains with doses of random high-frequency noise.
Scientists report that they were able to improve the math-calculation skills of college students by buzzing their brains with doses of random high-frequency noise.