Happiness: It can give our health a boost, but there's a reason why it's fleeting. It's to our evolutionary advantage that pleasurable moments come and go.
Do you ever think you've seen a ghost and get scared? Wasn't it the rustling of curtains in the wind? We know it's totally irrational, but there's little we can do to stop the fear. Where does the feeling come from?
Many of us make New Year's resolutions to get into better shape, maybe by joining a gym or starting running. All too often, we don't last the distance, and a mouse study might yield clues as to why.
A juicy steak is a guilty pleasure these days, now we know the environmental impact of meat production. But German startups pre-selling animals nose-to-tail offer a more sustainable way to indulge.
The ancient Greeks and Romans used snails for beauty treatments. Now 2,000 years on, snail farming is flourishing in Italy thanks to a new craze for slime-based skincare and health products.
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