Why Do Semi Trucks Have A Bar On The Back?
Have you noticed those bars that hang from the bottom of the rear of semi-trucks? They’re called underride guards, and they have an important safety purpose.
Red dye No. 3 has been banned — but will other artificial food dyes meet the same fate?
The U.S. Food and Drug Administration banned the dye known as Red 3 from the nation’s food supply in January, setting ...
Here’s What It Means If You See a Blue Stop Sign
Blue stop signs really exist! Here's where you'll find them, what they mean and what to do if you see one on the road.