Celebrating American Inventions: The Deep Dive

In celebration of the 4th of July, we’re highlighting prominent American inventions. We’ll feature one invention per century since the founding of our nation.

First, we’re featuring an 18th-century invention that helps us now dive deep into the ocean. 
 
Check out the USA.gov Blog throughout the week to read about four great American inventions. You can also follow us on Facebook and Twitter (#madeintheusa, #july4).