Director / Editor: Victor Teboul, Ph.D.

Looking inside ourselves and out at the world
Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

The cicada's deafening shriek is the sound of summer, and humans have been drawn to it for thousands of years

By Eliza Middleton, Invertebrate and behavioural ecology laboratory manager, University of Sydney
Linda Evans, Associate professor, Macquarie University

Learn how cicadas, the world's loudest insects, create their cacophony, and why people in ancient Greece and ancient China admired them.

Read complete article

~	Beyond the spin, beyond the handouts, here’s how to get a handle on what’s really happening on budget night

~	Abigail: child vampire horror falls prey to antiquated gender stereotypes

~	‘I might as well stop and diversify into holiday lets’ – new research reveals the reality of farming after Brexit

~	From the coast to the deep sea, changing oxygen levels affect marine life in different ways

~	Labour can afford to be far more ambitious with its economic policies – voters are on board

~	Flat faces and difficulty breathing: how pet trends have harmed animal health – and what we can we do about it

~	Sudan: civil war stretches into a second year with no end in sight

~	UK smoking ban would have many benefits for public health – but only if it’s effectively implemented

~	Teacher lawsuits over forced grade inflation won’t fix unfair grading – here’s what could

~	What you eat could alter your unborn children and grandchildren’s genes and health outcomes