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Perception
New post in Perception
How fast would you have to run to create a mirror image?
November 7th, 2020
speed
vision
perception
optics
Why do we see brown light?
August 1st, 2022
visible-light
vision
perception
laser
How can we discern so many different simultaneous sounds, when we can only hear one frequency at a time?
August 1st, 2022
waves
perception
frequency
biology
acoustics
Why does the human body feel loud music?
October 19th, 2020
biophysics
energy
acoustics
perception
How can we see objects with the help of light if we cannot see atoms?
October 22nd, 2020
electromagnetic-radiation
visible-light
atoms
vision
perception
How do color filters placed in front of a light source,change the color of light that passes through?
July 22nd, 2020
polarization
perception
visible-light
Why don't humans perceive sound waves as twice the frequency they are?
July 24th, 2020
frequency
perception
acoustics
waves
What is the color of a mirror?
December 15th, 2020
vision
reflection
perception
visible-light
Why do objects appear smaller when farther away?
May 16th, 2020
optics
everyday-life
distance
perception
How many frames can human eye see?
January 8th, 2020
perception
biology
biophysics
vision
Why does the sky suddenly look gray through this window?
April 23rd, 2020
perception
vision
sun
everyday-life
visible-light
Why do we remember the past but not the future?
August 1st, 2022
arrow-of-time
time
entropy
perception
Why can't the human voice produce a Shepard tone?
January 14th, 2020
waves
acoustics
frequency
biophysics
perception
How does light combine to make new colours?
August 1st, 2022
optics
perception
biology
vision
visible-light
Does quantum mechanics play a role in the brain?
March 10th, 2020
estimation
perception
quantum-mechanics
biophysics
Why can we distinguish different pitches in a chord but not different hues of light?
December 4th, 2020
waves
visible-light
perception
biology
acoustics
Why do objects appear smaller when viewed from a distance?
March 11th, 2020
distance
geometry
perception
Why can't the human eye focus to make blurry photos/video clear?
July 23rd, 2021
optics
vision
biology
perception
Musical notes and colors of a rainbow
August 1st, 2022
optics
visible-light
perception
vision
acoustics
Are colors grounded in physics or are they a matter of human perception?
August 1st, 2022
visible-light
vision
perception
biology
How do we perceive acceleration?
September 23rd, 2020
vision
perception
Does "squinting" make you concentrate better on a logic test?
August 1st, 2022
vision
anatomy
perception
brain
eyes
What is the essential benefit of center-surround organization of retinal ganglion cells?
August 1st, 2022
vision
perception
neuroscience
Does coloring affect the perception of depth?
August 1st, 2022
perception
biophysics
vision
Why is wind cold for humans?
June 27th, 2020
human-biology
perception
How we can localize sound vertically (up-down) and front-to-back?
November 24th, 2020
hearing
human-ear
biophysics
perception
What's the frequency resolution of the human ear?
February 6th, 2020
hearing
sensation
perception
How precisely can we sense temperature differences?
August 1st, 2022
neuroscience
neurophysiology
receptor
sensation
perception
Why does ear wax taste sour?
August 1st, 2022
human-biology
perception
food
sensation
evolution
What limits the speed of human perception?
February 26th, 2020
perception
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