Why do stars twinkle? And do stars actually twinkle?
Get ready for some scintillating knowledge!
What do antioxidants do and why do we need antioxidants if we need oxygen to survive?
Take a deep breath and then dive into the biochemistry that keeps you trucking along.
What is vinegar and how does vinegar preserve food?
And what exactly is the โmotherโ of vinegar?
How do gas pumps know when to stop pumping?
I hope youโre feeling pumped for some physics!
Why do we rub our eyes when we are tired?
Itโs an instinct that prepares us for sleep. But you might want to think twice before doing it.
How are cosmetic expiration dates determined?
It turns out the U.S. has more of a โyou do youโ approach to consumer safety regulation.
How did early Polynesian explorers find islands?
No radio, no compass, no maps. How ancient explorers found islands in the middle of nowhere.
Why does frying in oil make food crispy?
If you've ever wondered why your food tastes so good when it's cooked in oil, it's because of a little thing called heat transfer.
Why doesn't the U.S. use the metric system?
The metric vs. imperial debate has gone on since the inception of the United States. And it begins with pirates (seriously).
Why do candles smoke when blown out?
What if I told you the smoke is actually vaporized wax?
How does Bluetooth work?
Bluetooth allows for the transferring of data between two devices over a short distance via ultra high frequency radio waves.