Around the world, artificial cloning is being used.

Clones have identical genetic makeups. They are kind of like identical twins however these twins can be made in a lab.

Click here to view an article on the different types of cloning.

In some cases, cloning is used medically to help treat a disease. However scientific advancements are only being used on animals. Some countries have announced that they want to attempt to take the bio-engineering further and want to make a clone of an extinct animal.

Read about bringing back the woolly mammoth here.

Find out how bio engineering has made this happen:

Other Articles for more info:

Khan Academy article on cloning DNA.