1) Cyclones can cause widespread damage through high winds, heavy rainfall, and flooding. They can also generate tornadoes and trigger landslides.

2) The first successful consumer digital camera, the Apple QuickTake 100, was released in 1994 and had a resolution of 640 x 480 pixels.

3) A newborn kangaroo is about 1 inch (2.5 centimeters) long and weighs less than a gram.

4) The Great Barrier Reef in Australia is the largest living structure on Earth and can be seen from space.