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Everything Your Biology Teacher Told You About Earlobes Is Wrong

Parents each pass on two genes for eye color, or so your teacher probably told you. Sorry to break it to you, but very few traits actually work this way. With more genetic information available, it’s becoming clear that a number of different genes determine each feature.

‘Antibiotic Apocalypse’: Doctors Sound Alarm Over Drug Resistance

Scientists attending a recent American Society for Microbiology meeting revealed that bacteria containing a gene known as mcr-1 – which confers resistance to the antibiotic colistin – had spread round the world at an alarming rate since its original discovery 18 months earlier.