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 banana peels to people dressed as polar bears!

People prefer pain over boredom, mantis shrimps can see in UV, and plants can hear caterpillars. One species of lichen is actually 126, there’s less plastic in the ocean than there should be, and Ukrainian astronomers take a stab at Vladimir Putin.

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.

If you’re anything like me, your medicine cupboard is chockers with various non-prescription pain remedies: liquids, pills, capsules, children’s painkillers, formulations that are “gentle on the stomach” and products that claim to target specific parts of the body.
So what’s the difference between these products, and how do you choose what’s best for different types of pain?