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Triclosan is no better at getting germs off your hands than plain old soap, a study finds. Manufacturers are responding to safety concerns about that antimicrobial by switching to others.

From post-apocalyptic character studies to speculative paleontology, reviewer Annalee Newitz says this year's best science fiction stretches boundaries and crosses genres. She also sees a strong resurgence in political themes, with a focus on civilizations on the brink of transformation or collapse.

The "Gold Ribbon Schools" award recognizes schools "that have made tremendous gains in implementing the academic content and performance standards adopted by the State Board of Education for all students, including English learners."

But neither Hercules nor Leo, who are at the center of a legal battle over whether chimpanzees should have the same legal rights as people, were physically present in the Manhattan courtroom.

The patient's ring was stuck, his finger dangerously swollen. Doctors tried everything to remove it — and finally hit upon a solution they hope will help other people.

Evidence from bone growth now suggests that T. rex and its kin had the best of both worlds. Their muscles and nerves fired fast like ours, but they burned energy slowly, more like lizards do.

Activist Gregg Gonsalves issues a call to action in an essay in this week's New England Journal of Medicine: "Panic, Paranoia, and Public Health — The AIDS Epidemic's Lessons for Ebola."

Everyone from President Obama to Democratic vice presidential candidate Tim Kaine contrasted the Democratic vision of America to the vision offered by Republican presidential nominee Donald Trump.

A drug being tested against Ebola makes use of new scientific insights that could prove useful for treating other illnesses, including one that is inherited.

Philanthropist Erna Viterbi, wife of Qualcomm co-founder Andrew Viterbi, died Tuesday at her San Diego home.