Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

The introduction of several advanced, efficient, and more robust power options over the years has largely overshadowed steam ...

Technology tends to have a way of becoming smaller as it evolves. The ever-convenient microchip and lithium-ion battery serve in tandem as the brains of so many devices today, and their sleek and ...

Over the decades we have seen a lot of methods for powering LEGO-based contraptions, ranging from LEGO Technic pneumatics to electric motors, but what about steam power? We have all seen those cute ...

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Steam engines, believe it or not, have been around for over 300 years. In England in 1698, Thomas Savery patented the first working steam engine—this was a simple machine that utilized the vacuum ...

The Pennsylvania Railroad (PRR)’s T1 class is famous for many reasons: being enormous, being a duplex, possibly having beaten Mallard’s speed record while no one was looking… and being in production ...