Explain the defense systems of both plants and animals against pathogens with a biology video. It covers the disruption of the immune system through hypersensitive responses, normal responses, nonspecific immune responses, as well as the...

Vultures may be difficult to imagine as super-heroes. They eat rotten meat, puke acid, and certainly aren't very attractive. However, recent research has shown how essential they are to the ecosystem. A short animated video reveals how...

Can humans be infected by animal viruses? Pupils explore the phenomenon of viral evolution and learn about how animal viruses sometimes adapt to infect humans. They see how viruses are transmitted and what pathogens need to survive. The...

Could super immunity be the next big super power? Discover the amazing inner workings of the immune system through an engaging video from an interesting science playlist. Animated antibodies take on a variety of pathogenic invaders while...

With so many harmful agents around us, how do humans stay healthy? Find out by watching an informative video from a larger biology playlist that details our defenses against a variety of pathogens. The narrator describes the body...

White blood cells are our body's tiniest warriors! How do they work? Biology scholars discover the types and functions of white blood cells through a video from an intriguing biology playlist. The resource profiles both types of white...

How can we stop the tiny terrors that cause illness? Junior epidemiologists examine the methods used to control the spread of pathogens with a video from from a biology playlist. The narrator describes the benefits of hygiene,...

Feeling a little under the weather? A pathogen could be to blame. A video from a larger pathogens playlist presents a brief overview of the bacteria, viruses, fungi, and protists that put us in peril. From cholera to dysentery, it...

You may have heard that, if you've had chicken pox, the shingles virus is already inside you. The bad news? It may not be alone! Introduce your microbiology class to some of the trickiest pathogens we know of in the 151st video in an...

In many different areas of the world, bats spread diseases that kill humans. Understanding how this happens may be the key to our survival. The video explains the diseases carried by bats, how they spread to other species, and the reason...

To flush or not to flush ... that is the question. Is the wastewater treatment program in most towns and cities really the most efficient way to deal with waste? The fourth installment in a series of seven videos about the world's water...

Who loves their immune system ... antibody? Antibody? The last video in a series of 47 takes a look at the cellular immune system. Learners see how specific cells in the body attack other body cells that are infected with pathogens. To...

Scientists are creating an experimental vaccine for the Ebola virus, which in clinical trials, is working. Such vaccines are the topic of a video about the adaptive immune system. The narrator discusses how a body reacts to...

Have you ever noticed banana-flavored things don't taste like banana? Video explains the varieties of bananas that exist. It details the demise of the banana most consumed in the United States before 1960 and how it is now practically...

Most people know that Ebola is a deadly virus that they want to avoid, but understand very little about the disease itself. This short video hopes to change that by explaining how the virus affects the body, the symptoms it causes,...

Explore how antibiotics help some sick people. Discover what happens when patients cut short their full course of antibiotic drugs.

Paul Andersen explains how your body protects itself from invading viruses and bacteria. He starts by describing the nonspecific immune responses of skin and inflammation. He then explains how we use antibodies to disrupt the function of...

Antibiotic resistance is one of the biggest threats in medicine today. In this segment, Ira and guests talk about new approaches to developing antibiotics that could lead to new methods for treating drug-resistant diseases.

Discusses how the forces of natural selection may have dictated the types of disease organisms and processes that influence humans. Site also discusses how life functions and how human shave responded through evolution to these threats....