The steam engine stands as one of the most transformative inventions in human history. It didn’t just change industries—it ...

Chain boats were a revolutionary 19th-century invention—steam-powered river vessels that pulled themselves along submerged chains to navigate shallow or fast-moving waters. These “water trains” could ...

The system was invented by a guy named Birdsill Holly in the late 19th century ... ConEd, which pumps out 11.5 million pounds of steam per hour during peak times. That's two Olympic swimming ...