Search results for “tumor”

Blood Vessels Help Tumors Grow

This video segment adapted from NOVA, features cancer researcher Dr. Judah Folkman and describes his approach to proving a new idea he had about how tumors grow inside the body. His idea focuses on angiogenesis, the formation of new blood vessels. Dr. Folkman designed experiments to test his central

What Would Happen If You Never Stopped Growing?

Humans grow to reach a certain height but then just stop growing. Why is this? Click here to see more videos: https://alugha.com/LifeNoggin Follow Life Noggin! Facebook: https://facebook.com/LifeNoggin/ Instagram: https://instagram.com/lifenoggin/ Twitter: https://twitter.com/lifenoggin Official

Can using your cell phone give you brain cancer?

Is using a cell phone harmful to your health? In the first of a two-parter, Risk Bites looks at the chances of your cell phone giving you brain cancer (spoiler alert: not a lot). Next time -- the more worrisome risk of your phone placing you in a life or death situation. Note: The video refers t

T Cell Types and Their Functions

For more Science Videos: https://lt.org/ * T cells are an important component of the body’s immune system. As ERIKA PEARCE explains, there are several types of T cells which form consecutively during the immune response and serve different purposes. Effector T cells combat pathogens from infections

Are carbon nanotubes safe or harmful?

Carbon nanotubes, or CNT, are being used to make products stronger, lighter, faster, and more efficient. But are they safe? A growing body of research is raising concerns over the hazards presented by some forms of the material. As ever though, the risk to health depends on who is exposed to what