Human heat tolerance limits are lower than previously thought, and age is a major risk, Stanford researchers say.
This is a summary. Read the complete story at the original publisher:
Read the full article on Al Jazeera →The bus was travelling to hospitals near Curitiba when the accident occurred.
NATO says it will 'do what is necessary' amid media report Iran considered strikes against US targets in Europe.
The ex-FBI chief faces accusations of transmitting threats and exploiting controversy to market his upcoming novel.
US President Donald Trump claimed North Korean leader Kim Jong Un had responded positively to his proposal for talks.
Gulf
Israeli plans to build on the area east of Jerusalem - which would divide the occupied West Bank in two - have long been internationally condemned.
Israeli air strikes on Gaza kill 10 Palestinians, targeting police headquarters and a refugee camp in separate attacks.