Where do hiccups come from?
We've tried everything to get rid of it: holding our breath, biting on a lemon, eating a spoonful of sugar... But where do hiccups actually come from?
And even more
The story of Nauru, the "country that ate itself"
Scientists designed a sustainable diet for 2050
Single-use masks and gloves are generating new plastic pollution
This is what happens to used contact lenses
The effects of coffee on our body
Some bacterias are essential to our well-being