'Toxic gases' as targets for new medicines

Gases once thought of only as environmental pollutants are now known to be produced by the body. They could potentially be used to develop drugs to treat diseases including heart failure and cancer.

Designer of pioneering Braille math code dies (Update)

Abraham Nemeth, the blind designer of the internationally recognized Nemeth Braille Math Code that simplified symbols for easier use in advanced math, has died at his home in suburban Detroit, relatives said Thursday. He ...

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