Before alarm clocks were invented, there were ,knocker-ups, who went tapping on client’s windows with long
A tiger’s roar can be heard as far as 1.8 miles (3 km) away.
At rest, your brain uses one-fifth of a calorie per minute.
Australia’s Highway 1 is the world’s longest national highway. With about 14,500 km, (9,000 mi), it