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New Perimeter Institute Director among world’s most influential scientists. Read more.

Slices of PI

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

Whether you’re a gravitational guru or an armchair astronomer, you’ll gravitate toward these lesser-known facts about black holes.
/Apr 16, 2015
A little friendly competition never hurt anyone, especially when it’s about something as beautiful as the infinite decimal places of…
/Mar 13, 2015
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