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Testes size correlates with men's involvement in toddler care

Men with smaller testes than others are more likely to be involved in hands-on care of their toddlers, a new study conducted by anthropologists at Emory University finds. The Proceedings of the National Academy of Sciences (PNAS) ...

Sep 09, 2013
popularity 3.6 / 5 (21) | comments 11 | with audio podcast

Experts tell flatulent flyers: let rip

A group of medical specialists has provided an answer to a dilemma that has faced flyers since the Wright brothers took to the air in 1903—is it okay to fart mid-flight?

Feb 15, 2013
popularity 3.4 / 5 (20) | comments 9

Researchers weigh in on ethics of H5N1 research

(Medical Xpress) -- In a commentary on the biosecurity controversy surrounding publication of bird flu research details, a bioethicist and a vaccine expert at Johns Hopkins reaffirm that "all scientists have an affirmativ ...

Feb 09, 2012
popularity 5 / 5 (1) | comments 0 | with audio podcast

Pupil dilation reveals sexual orientation: study

There is a popular belief that sexual orientation can be revealed by pupil dilation to attractive people, yet until now there was no scientific evidence. For the first time, researchers at Cornell University used a specialized ...

Aug 06, 2012
popularity 4.2 / 5 (5) | comments 5 | with audio podcast