If suicide doors were so dangerous, why some cars had them?
Did you know that many cars of the early 20th century had suicide doors? That's what they call rear-hinged car doors, because...
Why hot air balloons still have wicker baskets?
A hot air balloon is a relatively simple aircraft. It is just a thin fabric balloon with a wicker basket underneath (with...
7 interesting facts about the amazing plumb bob
We could hardly find a simpler tool in the arsenal of a modern carpenter. Plumb bob is just an axially symmetrical weight...
Luxury trains used to run on paper wheels
"You're like a train with paper wheels" - this sounds like an insult, doesn't it? However, train wheels made from paper actually...
Vespa with a 75 mm anti-tank gun – a weird weapon from the previous...
Vespa is a famous Italian brand of scooters, produced since 1946. Vespa's are still very popular today - they always attract the...
Why grain auger is always on the left side of the combine harvester?
Combine harvesters are marvelous machines and they have many interesting features. For example, have you ever noticed that pretty much every combine...
Why speedometers freeze in accidents? Are those readings reliable?
A sad report in the evening news - another speed enthusiast caused a terrible accident. There is nothing left of his car...
The giant dream – Antonov An-225 Mriya
On February 27, 2022, it was officially confirmed that Ukraine and the world had lost a special plane - the Russian invaders...
Why trucks and buses have different side mirrors?
Have you ever noticed that buses (coaches if you want that level of precision) and trucks have different side mirrors? Buses used...
Electric tanks? 10 reasons why it’s actually a good idea
Electric cars are environmentally friendly, which is why there is such a strong incentive to switch to them. However, environmental concerns are...
Why Formula 1 cars don’t have ABS?
Pretty much all new cars nowadays have anti-lock brakes (ABS). In fact, it isn’t even a new technology - ABS has been...