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What is yellow fever? – History of medicine

By |2018-04-15T17:01:43+00:00September 7th, 2017|Africa, Science|

Kids with yellow fever in Mississippi about 1870. See how all the people are white? The hospital wasn't letting black kids in, or hiring black women as nurses. The virus that causes yellow fever probably evolved from an earlier virus that didn't make people sick. The first cases of yellow fever may have been in East or Central [...]

The human body in medieval and modern science

By |2018-04-25T17:09:55+00:00September 6th, 2017|Biology, Science|

Chinese drawing of the organs (about 1200) Between the Middle Ages and modern times, doctors have learned a lot of new things about how human bodies work. The Islamic doctor Al-Tabari, in the early 800s, learned that light bounces off objects into your eyes. Al-Tabari's student Al Razi figured out that a fever is your body's way of fighting illness, not [...]

History of the human body – doctors and science

By |2018-04-25T17:08:36+00:00September 6th, 2017|Science|

Ebers Papyrus, one of the oldest known medical texts. From Egypt, about 1550 BC Doctors have been trying to figure out how the human body works since the Stone Age, and there are still many things we don't know about the human body even today. Medical researchers all over the world have contributed bits [...]

Ancient Greek medicine and doctors

By |2018-10-17T20:41:47+00:00July 18th, 2017|Greeks, Science|

Greek medicine: Sacrificing a sheep to Asclepius Getting sick in ancient Greece Disease was a very serious problem for the Greeks, as for all other people in the ancient and medieval worlds. One out of three babies died before they were a year old. Half of all children died before they were ten. And even [...]

Who was Prometheus? Greek religion

By |2018-04-23T13:51:22+00:00July 16th, 2017|Greeks, Religion|

Prometheus makes people (now in the Louvre museum) One of the Titans Prometheus was a Titan, one of the children of Ocean. He and his brother Epimetheus were Zeus' and Hera's cousins. They were not as powerful as Zeus and Hera and their brothers and sisters, but still had some god-like powers. They were very big, giants (that is why the famous [...]

What does my liver do? Evolution and Digestion

By |2017-05-26T18:01:56+00:00May 26th, 2017|Biology|

Fish liver The earliest beginnings of what became the liver may have been relatives of segmented worms that lived about 600 million years ago. These worms evolved to have sections of their intestines that pinched out and made two little bags. Probably the worms used the bags to keep extra fat in, for when [...]