Why are some people allergic to cats? Why does cat pee smell so bad? And why do cats love catnip? This graphic looks at some of the answers!

Why are some people allergic to cats? Why does cat pee smell so bad? And why do cats love catnip? This graphic looks at some of the answers!
‘Tulip fingers’ might sound like a bizarre floral-themed version of Edward Scissorhands, but it’s actually a condition that can be caused by skin contact with tulip bulbs. It’s common amongst workers in the tulip industry, whose jobs involve sorting and packaging of tulip bulbs. This graphic takes a look at the compounds behind the condition.
It’s coming around to the time of year when hay fever strikes! Here’s a look at the chemical cause, and at how some of the medicines you can take to alleviate the symptoms actually work. You can see the full graphic over on the C&EN site.