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poli.cool
Είμαστε μία μικρή ερευνητική και συγγραφική ομάδα με πάθος για τη δημιουργία και τη διάδοση ωφέλιμου περιεχομένου για όλες τις ηλικίες.
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How do touch screens work?
The invention of "scratches" on shoes
The skewers!
SPF in sunscreens!
A lamp that operates with seawater
Some things you didn't know about the telephone!
How do motion sensors that turn on the lights work?
Toothpaste was invented before the toothbrush!
The smallest (and lightest) car ever released on the market!
The telephone was introduced to the market a decade before the sanitary napkin!
Ice packs were invented thanks to a boot!
The man who discovered antibiotics because he was tired of cleaning!
Airbag collar for cyclists!
Internet browsing was invented IN HAWAII!
The story of Barbie!
Theremin! The first electronic musical instrument!
The first automatic electric washing machine is under 100 years old!
10 things that didn't exist 50 years ago!
Dice were not always for games!
What does meow-meow do in Japan?
Remember the walking spring toy that walked on its own and went down the stairs?
The first pressure cooker was made almost 350 years ago!
How were boxes sealed before adhesive tape?
How webcams were invented thanks to a coffee maker!
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