Have you ever wondered what made car manufacturers decide to go from dynamos to alternators for generating electricity? It's a mix of reliability and cost.

President Trump called his escalator mishap at the United Nations "sabotage." The U.N. says the White House team triggered a safety mechanism. We asked two people who work on escalators to explain.

When a woman becomes pregnant, the outcome of that pregnancy depends on many things — including a crucial event that happened while she was still growing inside her own mother’s womb. It depends on ...

I hate waiting in airport security lines, and a little-known TSA program is making it easier than ever to clear security in a breeze. Many or all of the products on this page are from partners who ...

Third Person Shooters The best Helldivers 2 Warbonds for new players to buy first Third Person Shooters Best Helldivers 2 loadouts for the Illuminate, Terminids, and Automatons Third Person Shooters ...