The planarian is nobody's idea of a genius. A flatworm shaped like a comma, it can be found wriggling through the muck of lakes and ponds worldwide. Its pin-size head has a microscopic structure that ...

How much does life weigh? It sounds like a strange question, but to biologists it makes all the sense in the world. Yeast ...

Studying the process of brain formation illuminates just how much of development is a series of tiny miracles. Only a few weeks after a human egg is fertilized, a sheet of cells called the neural ...

When scientists grow cells in culture, they fine tune factors such as medium ingredients, cell number, and incubator temperature to mimic the human body. However, one culture condition that ...