Power usage in India’s capital surged to a record high Wednesday as residents of the sprawling megacity struggled to keep cool during a crushing heat wave with temperatures sizzling above 45 degrees Celsius (over 113 Fahrenheit). Power usage in India’s capital surged to a record high Wednesday as residents of the sprawling megacity struggled to keep cool during a crushing heat wave with temperatures sizzling above 45 degrees Celsius (over 113 Fahrenheit). Environment Phys.org – latest science and technology news stories