Robert Koch and his team of scientists identified the germs that cause diphtheria, typhoid, pneumonia, gonorrhea, meningitis, whooping cough, tetanus, plague, leprosy, syphilis, and more—that's some important work! Over a period of 100...

How did scientists move beyond the medical ideas of Galen? Dissect the past with the 15th installment in a History of Science video series. Topics include Vesalius' dissections, the microscope, and mapping the human body.

Seeing is believing! But, how can something as tiny as an atom be made visible? Explore the history of the atom with a video from the American Chemical Society's Reactions playlist. Content includes early concepts of the atom, as well as...

Fossils ... from space? Science scholars discover evidence in a limestone quarry that helped researchers learn about a meteor shower that lasted hundreds of thousands of years through an interesting video from Brain Scoop's Fossils and...

A paleontologist finds a fossil, but then what happens? An engaging video explains what happens to fossils once they make it back to the lab. It then demonstrates three different ways of excavating the fossil from the matrix. 

It's time to get technical! Technical doesn't have to be tricky, though—even in the lower grades. A short video discussing standard PS4C, Information Technologies and Instrumentation, leads you through the surprisingly simple...

How does a lens work? A thorough video lesson addresses this question by looking at the lenses of human eyes, telescopes, and microscopes. Light waves play an important role function of each of these objects. This is the 41st lesson in...

While Robert Hooke discovered the cell in 1665, the first cell theory didn't come about until the 1830s. The video explains the discovery of the cell and the scientists involved. It continues to the parts of cell theory and the...

What's stomata with you? Video shows a step-by-step lab that allows pupils to view the stomata from both monocot and dicot plants. It also briefly touches on guard cells. Video is the first in a series of seven.

Where is bacteria found? See where bacteria and other microbes help and hurt humans. Microscopic images are shown along with images of people and places. Begin looking into this tiny universe with part one of a four-part series....

The following video provides an overview of the parts and use of a micropipettor. [11:18]

This page describes the operation of Nanosurf Inc's "easyScan" atomic force microscope (AFM). Virtual reality is used to take apart the microscope and show how a laser controlled feedback loop allows the probe to measure the shape of a...

Find a description of the operation of Nanosurf Inc's "easyScan" scanning tunneling microscope (STM). Virtual reality is used to take apart the microscope and show how electron tunneling is used to measure the shape of sample surfaces...

A music video with text, featuring historical figures and some of their ideas and inventions. [2:57]