They might be outdated, but their mechanism is still mesmerizing, and there’s something nostalgic about watching and hearing a steam locomotive. It’s not something an electric motor can give you, ever ...

If engineering choices a hundred years ago had been only slightly different, we could have ended up in a world full of steam engines rather than internal combustion engines. For now, though, steam ...

Pneumatic engines aren’t something we use every day, but they’re compelling things to see working in practice. [Nico71] built an eye-catching example out of LEGO Technic, and it’s remarkably ...

There’s just something special, accessible, and enjoyable about car stuff made from Legos. Whether they’re transmissions, suspension systems, or other mechanical goodness, it’s fascinating to see the ...