Science

Explore these topics to start research for a lesson on a science topic that integrates historical perspectives. 

Plate tectonics

The nature of fossils

Greenhouse effect and global warming

The age of the earth

Phlogiston vs. oxygen theory

Chemical periodicity and the periodic table

Avogadro's number

Elmer Imes and infrared spectroscopy

The second African American to earn a PhD in physics, Imes’ work in infrared spectroscopy pinpointed the distances between atoms in molecules and helped verify quantum theory...

Mary Agnes Chase, feminist and botanist

Ynes Mexia, plant explorer

Mexia found her calling late in life, but her contributions to botany are impressive...