Help keep Salon independent

Susan Young

(<ahref ‘http://www.shutterstock.com/gallery182893p1.html’>anyaivanova </a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>)

Scientists are studying gut bugs to find new treatments

Susan Young
(Frank Wojciechowski via Princeton University)

Princeton scientists build bionic ear

Susan Young
(<ahref ‘http://www.shutterstock.com/gallery-740599p1.html’> John Roman Images</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>)

A breathalyzer that measures the fat you burn

Susan Young