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Everyday-life
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Why does it seem everything I push moves at a constant velocity?
August 1st, 2022
newtonian-mechanics
free-body-diagram
everyday-life
friction
forces
Why is my bluetooth signal able to exit my microwave?
February 1st, 2022
microwaves
electromagnetic-radiation
everyday-life
Why does the Sun feel hotter through a window?
January 29th, 2020
visible-light
heat
photons
everyday-life
Why do ice cubes stick together or to the edges of a drinking glass?
August 6th, 2022
fluid-dynamics
everyday-life
Which color of an umbrella is more effective against sunlight?
March 26th, 2020
everyday-life
thermal-radiation
Why does hitting a cold bag of water freeze?
August 1st, 2022
thermodynamics
everyday-life
phase-transition
freezing
Why is the return current through a printed circuit board's ground plane concentrated below the circuit trace?
August 1st, 2022
electromagnetism
electric-circuits
electric-current
everyday-life
Which would melt faster on the sidewalk, equal volumes of snow or ice?
August 9th, 2022
thermodynamics
everyday-life
thermal-conductivity
ice
Does tea made with boiling water cool faster than tea made with boiled (but still hot) water?
April 27th, 2020
thermodynamics
temperature
everyday-life
water
cooling
How hot is the water in the pot?
April 16th, 2020
measurements
experimental-physics
thermodynamics
home-experiment
everyday-life
What determines the sharpness of a shadow?
September 26th, 2020
everyday-life
photons
visible-light
shadow
geometric-optics
Why do rain waves form and what is their connection to the texture of the surface they're on?
August 1st, 2022
everyday-life
waves
fluid-dynamics
physics of wet hair
May 12th, 2020
everyday-life
material-science
simulations
surface-tension
models
How do candles and wicks work?
November 12th, 2020
everyday-life
physical-chemistry
combustion
Why do objects appear smaller when farther away?
May 16th, 2020
optics
everyday-life
distance
perception
Is the Olympic running race fair?
October 3rd, 2020
everyday-life
centrifugal-force
newtonian-mechanics
friction
work
Physics of a skateboard ollie
November 23rd, 2020
everyday-life
vectors
forces
Does shaking a water bottle increase the temperature of the water inside?
June 28th, 2020
thermodynamics
statistical-mechanics
temperature
everyday-life
Why does a green stoplight interfere with FM radio reception (more than yellow)?
August 1st, 2022
everyday-life
interference
radio
Should I heat my room when I'm not here, energy-efficiently speaking?
April 26th, 2020
thermodynamics
heat
temperature
everyday-life
building-physics
How does my hand amplify an FM radio signal?
November 21st, 2020
electric-circuits
everyday-life
radio
Why is mist gray but water clear?
February 23rd, 2021
optics
visible-light
everyday-life
water
scattering
Would a bicycle stay upright if moving on a treadmill and why?
August 1st, 2022
everyday-life
newtonian-mechanics
Direction of water through a pipe
August 1st, 2022
flow
fluid-dynamics
everyday-life
water
Heisenberg uncertainty principle in daily life
July 6th, 2020
heisenberg-uncertainty-principle
observables
quantum-mechanics
operators
everyday-life
How big should a lens of a telescope be so we can see the American flag on the Moon from the Earth's surface?
September 27th, 2020
optics
everyday-life
astronomy
How come Wifi signals can go through walls, and bodies, but kitchen-microwaves only penetrate a few centimeters through absorbing surfaces?
November 17th, 2020
everyday-life
microwaves
material-science
electromagnetic-radiation
How does Newton's third law apply to an object interacting with air?
May 16th, 2020
newtonian-mechanics
forces
everyday-life
collision
free-body-diagram
Why do clouds appear black?
June 10th, 2020
geophysics
everyday-life
visible-light
weather
atmospheric-science
How can rising bubbles shrink and disappear?
January 17th, 2020
condensed-matter
everyday-life
fluid-dynamics
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