We're not talking about being bad at matching faces with names here. Science has found that your memory is basically a pathological liar, making things up as it goes along.
Everything needs to measured: Even things you don't want to touch, smell, look at, think about or even exist on the same physical plane as. Thankfully, that's where Science steps in.
You can't deny that armed conflicts gave us some pretty good things, such as major advances in everything from rockets to microwave ovens. Oh, and this stuff.
Statistics say about 80 percent of you out there have at least one brother or sister. That's turning out to be hugely important, as science says whether or not you have siblings, and what order you were born in, has massive effects on who you are. Often not so great ones to boot.
Why did the Empire spend all that time and money building the Death Star, only to leave that vulnerable exhaust port wide open? That question marks the end of your naive childhood and the beginning of your life as a cynical adult.