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Take a self-guided tour from quantum to cosmos!

Answer to the Amazing Race Canada puzzle

Think you got the answer to our Amazing Race Canada challenge?

The tricky part that stumped a few teams is that you have to undo the square root to give yourself this equation:

Since dropping and timing the tennis ball is an inexact experiment, we couldn’t expect teams to get exactly the same value for t.

So we accepted answers between 41 and 49 feet.



A round-up of the latest news from Perimeter, a look at the recent work of researchers and alumni, gems from the archive, and fun physics for everyone.

/Aug 05, 2022

Heartfelt farewells and reflections on achievements make for a moving ceremony as this year’s Perimeter Scholars International (PSI) master’s graduates set out to make their mark.

/Jul 22, 2022

Perimeter graduate student helps speed up quantum computing for practical problems

/Jul 22, 2022

The CHIME/FRB Collaboration reveals a new type of fast radio burst with pulses spaced milliseconds apart in a new paper released today in Nature.

/Jul 13, 2022

Summer’s here! And what better way to spend those long hot days than diving straight into the universe? If you’re looking to spruce up your summer with a bit of learning, look no further. We’ve gathered everything you need to design your own DIY summer science camp with Perimeter activities and resources, for kids of […]

/Jun 30, 2022

Is the universe a hologram? Celestial holography researchers, like Perimeter’s Ana-Maria Raclariu, are exploring the idea as a new way of approaching quantum gravity.

/Jun 21, 2022

Perimeter’s Outreach resources have helped changed the way physics is taught.

/Jun 07, 2022

Gravitational wave researchers gathered at Perimeter’s first in-person scientific workshop since the pandemic began.

/May 24, 2022

The Event Horizon Telescope collaboration, a globe-spanning consortium of researchers from Perimeter Institute and a dozen partner organizations, has released the first image of the supermassive black hole at the centre of our own galaxy.

/May 12, 2022

Nicole Yunger Halpern elaborates on a tribute to her former Perimeter Scholars International classmate woven within her new book.

/Apr 12, 2022