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.

Starship’s first orbital flight put its heat shield to the test – how it fares could determine if SpaceX’s vision is possible

By Sven Bilén, Professor of Engineering Design, Electrical Engineering and Aerospace Engineering, Penn State

Starship’s heat shield is made of up of an array of ceramic tiles. Each is a small component, but together they have large consequences.

Read complete article

~	Wolves did not save Yellowstone – why were we so desperate to believe they did?

~	AI has made borrowing more expensive – an expert explains how bond markets are changing

~	Taylor Swift: my database of her 123,553 lyrics reveals hidden patterns

~	From sausage rolls to full breakfasts, class has shaped the foods that define English identity

~	Sudden confusion in an older relative? Don’t assume it’s a urine infection

~	Why Europe wants to boost its Arctic presence

~	How do Denmark and the UK compare when it comes to alcohol and drinking habits?

~	Ethiopia’s peace deal is unravelling – what went wrong with the Tigray agreement

~	Millions of new skilled workers are needed – vocational GCSEs could help prepare them

~	Why do some chimpanzee mothers carry their dead infants for months?