Skip to Navigation
subscribe to Plus
Search this site:
Light's identity crisis
What is light? Sometimes it seems wave-like and sometimes particle like. See how Einstein applied his theory of relativity to the problem, predicted that photons have no mass and laid the foundations for quantum mechanics.
Another way of voting
Should we let go of the "one person, one vote" principle?
Information about information
What is information and how does it shape our reality?
Why wait a second?
Why today is 24 hours and 1 second long.
Life's quantum crystal ball
Does the ability to predict the future define the fundamental difference between living and inanimate matter?
Finding your place in the world
What are global coordinates?
Tweets by @plusmathsorg
Login to comment or download PDFs
Create new account
Request new password
To prevent automated spam submissions leave this field empty.