When a beehive is destroyed but the queen bee is still alive, the surviving worker

The main purpose of a hinge joint in humans is to allow free movement throughout

Water in waterfalls is said to be rich in nutrients and fish regularly swim over

Female mosquitoes rely on human and animal blood to provide themselves with protein so that

Re-entering the Earth’s atmosphere is the most dangerous time for a space shuttle.

3D printing is a method of manufacturing everything from shoes and jewellery to aerospace parts

Cold-blooded creatures take on the temperature of their surroundings.

Many people sneeze when they come in contact with flowers. The main reason behind this

UNESCO’s ‘World Heritage Site’ designation is given to places on Earth that are of outstanding

All cells do not necessarily have a nucleus. Cells with a defined nucleus are called