Comprehensive coverage

Yonatan Shanhav

How does a microwave safety net work and why are its holes round?

  • 16 תגובות

3 basic questions in everyday mechanics: imaginary force, bicycle motion and Newtonian balance

  • 8 תגובות

About the different movements of the earth, and what is the Coriolis law?

  • 23 תגובות

Extract the cigarette smoke

  • 6 תגובות

How does a thermometer manage to measure the temperature (for example in the ear) so quickly, and why are cloudless nights so cold?

  • 10 תגובות

Why do birds fly in triangular formations, and how does this relate to cycling?

  • 16 תגובות

How can you break a glass with just your voice?

  • 6 תגובות

A bottle of Coke contains gases inside the liquid. Will pressing the bottle before closing the cap reduce the amount of gases escaping from it?

  • 7 תגובות

Why does heating water and boiling it in a place with high pressure (the Dead Sea for example) require less energy than at low pressure (contrary to popular opinion)?

  • 8 תגובות

How can it be that an air conditioner puts out 3 watts for every watt invested in it? Isn't this a violation of the law of conservation of energy?

  • 6 תגובות

IBM scientists have set a new world record for calculation speed using a frozen chip

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A window to space

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