Fundamentals
Where does the heat from a fridge go?
Where a fridge puts the heat
Household appliances.
Explore the moving parts and hidden systems behind everyday household chores.
Fundamentals
How does a spinning drum remove water from clothes?
A balanced spin cycle
Fundamentals
Why does the spray arm rotate without its own motor?
The arm driven by its jets
Fundamentals
What creates pressure in an espresso machine?
Pressure through the coffee bed
Fundamentals
Why can a heat pump deliver more heat than it uses?
Moving heat into a house
Fundamentals
Why does a thermostat switch above and below the setpoint?
The room that switches its heat
Fundamentals
How does smoke send light to a detector outside the beam?
Light scattered by smoke
Fundamentals
How does a float keep a basement pump from running dry?
The pump that watches water rise
Fundamentals
What happens inside a mechanical keyboard switch?
Inside a tactile key switch
Fundamentals
Where does the back of a headphone driver push the air?
Open-back headphones
Fundamentals
How does a wave carry a message?
Sending a message on a wave
Fundamentals
What happens under the keys?
Inside the Sony CMD-J5
12 experiments to explore. No account. Just curiosity.