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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.

Download free high-res posters showcasing the Event Horizon Telescope collaboration and the groundbreaking image it attained of the M87 black…
/Apr 10, 2019
Somewhere deep in space, ultrafast fireworks are going off, releasing as much energy in a single millisecond burst as our…
/Feb 25, 2019
Equations have their own intrinsic beauty. But as graphic gateways to befuddling physics go, there are few forays more fun…
/Jan 16, 2019
What do you get for someone who has (a theory of) everything?
/Dec 18, 2018
Every snowflake is a unique marvel of physics, thermodynamics, chemistry, and pure natural beauty. Try to remember that next time…
/Nov 21, 2018
Test your knowledge of all things great and small.
/Oct 12, 2018
Science is typically written in the language of mathematics – formulae and numbers and equations – to precisely describe the…
/Oct 11, 2018
Though they typically employ the language of mathematics to describe nature, physicists sometimes find ideas are better conveyed in verse.
/Sep 17, 2018
Whether you’re headed back to school or just restarting your brain after a relaxing summer, here’s a handy guide to…
/Aug 29, 2018
A century ago, Emmy Noether published a theorem that would change mathematics and physics. Here’s an all-ages guided tour through…
/Jul 23, 2018