His campaign for president was also called a "Children's Crusade" because of the many young people involved.

VOA: special.2009.08.30

He also called on the graduates to work on finding a voice for themselves that is clear and truthful.

VOA: special.2010.05.28

NASA scientists using the Kepler space telescope also announced the discovery of six planets orbiting a star called Kepler-11.

VOA: special.2011.02.09

Acetaminophen,also called paracetamol, is found in Tylenol, Excedrin and other products that do not require a doctor's order or prescription.

VOA: special.2009.07.21

He also built a sports center in Landover,Maryland for this team and the hockey team he owned called the Washington Capitals.

VOA: special.2009.12.27

Acetaminophen,also called paracetamol, is found in Tylenol, Excedrin and other products that do not require a doctor's prescription.

VOA: special.2009.07.08

He was forty-nine years old. Leprosy -- also called Hansen's disease is a bacterial disease that causes skin wounds and nerve damage.

VOA: special.2009.10.14

These marks on the skin can also be a sign of another form of lupus called systemic lupus.

VOA: special.2010.06.15

He also wanted to create what he called a hit factory, an idea he got from working for the Ford Motor Company.

VOA: special.2009.05.11

They also will study chemical and physical properties of the soil samples with a method called infrared spectroscopy.

VOA: special.2009.01.20

Sickle cell disease, also called sickle cell anemia, is a genetic condition that deforms red blood cells.

VOA: special.2009.12.16

Doctor Carson is also known for performing other complex operations on children, including one called a hemispherectomy.

VOA: special.2009.09.04

There is a hotel. There are also camping areas where people put up temporary cloth homes,called tents.

VOA: special.2009.08.26

In Rio de Janeiro, a famous hip-hop artist called Marcelo D2 also lived in a favela.

VOA: special.2009.11.25