Content Knowledge: CK 1 .1

Learn how e-cigarettes and other vaping products work, and why scientists and health professionals have concerns about their safety.

You can make your own terrarium for growing plants!

Green walls use plant processes to improve air quality in buildings.

When the cells of Henrietta Lacks were collected by medical researchers after her death in 1951, it changed the future of medicine.

This backgrounder explains the different ways that cells repair damage to DNA.

When a person has cancer, CAR-T Therapy uses their own cells to destroy the cancer cells in their body.

Microbes are everywhere, even in your digestive tract. Some of these microbes are helpful, and some aren’t.

Learn the basics of how DNA can be extracted from cells.

This backgrounder explains the effects of radiation on cells and DNA.