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.

Scientists: Sleep Loss May Cause Brain Damage

Those of us who sleep longer on weekends to try to make up for the time we didn't get enough sleep during the week may actually be losing some brain cells.According to University of Pennsylvania neuroscientist Sigrid Veasey, the common idea that the 'sleep debt' can be replenished by getting extra sleep days later may be a myth.After putting a bunch of laboratory mice on a schedule similar to one people doing shift work experience, Veasey and her team discovered that the mice...

Read complete article

~	Gaza: what ceasefire negotiations tell us about how each side judges its progress in the war

~	Robert Fico: why the attempted assassination of Slovakian prime minister could fuel the information war between Russia and Europe

~	Let It Be: rerelease of 1970 Beatles film reveals how the history of popular music is written

~	Proposed sex education guidance in England goes against evidence and may well lead to harm

~	Gaza update: why neither ceasefire talks nor the Rafah offensive appear to be working

~	Natalie Elphicke defection: Keir Starmer risks feeding the perception that politics is ‘all just a bit of a game’

~	Joe Biden has raised tariffs on Chinese imports – but this ploy to win votes may spark a trade war

~	Why so many animals have a third eyelid, including our pets – yet humans don’t

~	Floods in south Brazil have displaced 600,000 – here’s why this region is likely to see ever more extreme rain in future

~	Are we really about to talk to whales?