An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Cars, buildings, computer chips, you and me and the air we breathe, everything is made of atoms. We learn this in elementary school, because, well, it’s an elementary fact. But we seldom think about
A catchphrase from a popular reality show goes: “One day you're in. And the next day, you're out.” For the purposes of the show, the host is referencing fashion. But the same could be said about
I think curiosity is at the root of all scientific careers. That, and insecurity. In my formative years, I felt compelled to assign a rational explanation to everything. I didn’t know it then, but I
November is National Aviation History Month. So it’s fitting that it was also in November, of 1910, that a 12-year-old boy in Baltimore, Maryland, named Hugh Dryden saw an airplane for the first time
They say opposites attract. While my husband and I have many important things in common, we are complete opposites in one area. He’s a “risk taker,” and me … well, not so much. Rather than being