The Ig Nobel Prizes honour achievements that first make us laugh, then make us think. We take a look at this year’s winners: from cats in jars to disgusting cheese!

Rosetta gives clues to Earth’s water’s origins, one of the most common minerals in our planet, New Horizons and Dawn to visit minor planets, DNA tests for twins, and the dangers of raw milk.

Some misreported science stories this week. Do hurricanes with female names kill more than male hurricanes? Do men feel pain worse than women? And what can marmosets tell us about stillbirths? Plus Lyme disease in ancient ticks, and the controversial STAP papers finally retracted.