Recently heard of a disease that was on tv but not sure what is actually is, so what is ebola ?

A type of virus: Ebola is a type of virus which causes hemorrhagic fever. It is a severe, often deadly illness in humans and some animals (like monkeys, gorillas, and chimpanzees). There is no cure for the disease as today You can check this link below for more information http://www.cdc.gov/vhf/ebola/

Likely Ebola Virus: Ebola virus has been found in the West African Countries of Guinea, Liberia, Sierra Leone, Nigeria and Senegal during the current 2014 outbreak. The strain in the current outbreak is Ebola Zaire. The death rate is approximately 55% (4 OCT 2014) with the current outbreak but in past death rates have been as high as 90%.