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Travel from the subatomic realm to the farthest reaches of the universe with our new “Quantum to Cosmos” interactive scale!

Slices of PI

A series of fun, monthly dispatches about science designed for social sharing.

In celebration of the International Year of Light, Perimeter Institute presents 20 fascinating factoids about photons.
/Jan 28, 2015
For Perimeter postdoc David “Doddy” Marsh, skateboarding and theoretical physics are two halves of his whole – sometimes complementary, sometimes…
/Dec 08, 2014
To commemorate what would have been Carl Sagan’s 80th birthday, Perimeter Institute celebrates one of science’s greatest advocates.
/Nov 09, 2014
We present a unique look at the most famous thought experiment in quantum physics, in which an unfortunate (and, rest…
/Aug 12, 2014
As Carl Sagan once wrote: “It does no harm to the romance of the sunset to know a little bit…
/Jun 20, 2014
Apart from being a brilliant scientist, Richard Feynman was known for being amazingly quotable.
/May 11, 2014
Some lesser-known quanta of wisdom about Max Planck in commemoration of his 156th birthday.”
/Apr 23, 2014