There is a burning mass of hydrogen and helium, with core temperatures of up to 15 million C, blasting radiation across cities and towns in Canada.

Environment Canada's heat warnings treat us like we're all clueless{ai:summary}A massive fusion reaction is occurring in the sun, with core temperatures reaching 15 million degrees Celsius. This process emits radiation that reaches Earth, impacting cities and towns in Canada. #science

Amy Hamm: Warning! Canadians at risk of enjoying a hot summer day

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