Fascinating Inventions You Never Knew Existed

Spread It

When you’re a “butter-in-the-fridge” kind of person, spreading your butter on toast can be a bit difficult. This butter knife has a built-in warmer to help make the perfect spreadable butter. And this next invention is even more clever…

The More You Know

Humans specifically have eyes that face forward for the purpose of seeing in 3D.
February used to be the last month of the year, which is why it has the shortest number of days.
It's a tradition in Ireland that if you donated a pint of blood, they give you a pint of Guinness to replace the iron.
A baby can cost new parents 750 hours of sleep.

Post originally appeared on Upbeat News.