Malaria is a global disease that we've beaten back around the world, including in some tropical places, but we’ve had the hardest time in...

FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some keywords to get your googling started:



Malaria - a...

Hank introduces us to some freaky parasites that use mind control to hijack the brains of their hosts.

Hank guides us through the process of natural selection, the key mechanism of evolution.

New ReviewDid we just find a slimy alien?! Mark and the crew are deep in the mudflats of Maine, searching for a massive Bloodworm for the Bite-Sting Index when they suddenly come face-to-face with the giant Milky Ribbon Worm!

New ReviewDiscover the five most dangerous foodborne parasites, from sushi worms to brain-infecting tapeworms. Learn how they enter your body, the risks they pose, and simple steps to protect yourself while enjoying your meals safely.

Lurking in stagnant pools and muddy watering holes, the guinea worm easily gets into the food chain—and, because it is frighteningly invulnerable to stomach acids and the human immune system, it is next to impossible to remove from the...

Despite its amorous nickname, the vinchuca, or “kissing bug,” actually gives its sleeping victims a malevolent bite—sucking blood and transmitting a microscopic parasite called Tripanisoma cruzi. The microbe, in turn, produces Chagas...

It is estimated that every 30 seconds a child dies from malaria. Medicines continue to be the main tool in fighting it—but, with growing resistance to existing drugs, there is an urgent need to discover new ones and distribute them at...

Lymphatic filariasis, a mosquito-borne parasitic disease commonly known as elephantiasis, results in massive swelling of the limbs and genitals, leading to severe disability. Over 40 million people are seriously incapacitated and...

Swimming, bathing, washing clothes, and fishing—these are everyday activities that put people in the developing world at risk of catching bilharzia (or schistosomiasis), if the water is infected with eggs of the schistosome worm. Left...

Howcast - Learn what zombie animals exist in nature in this Howcast video about how to survive a zombie attack.

Howcast - Check out part 14 and repair the Nemesis in Resident Evil: Operation Raccoon City, the third-person shooter from Slant Six Games and Capcom.

Beware! If you spot ducks on a lake, hidden dangers may lurk beneath the surface!

Toxoplasma gondii, is a unicellular parasite that changes the behavior of its host! A 2002 study showed that people who had toxoplasmosis got into more car accidents than uninfected people. Later research, in rats (another host) and...

A protein produced by the immune system that attacks a harmful agent, such as a virus or bacteria.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...

Discover the magical world of fungi. Neither plant nor animal, they are a separate classification of living organism. Biology - Ecosystems - Learning Points. Fungi are neither plant nor animal. Most fungi are made up of networks of...

Different species of parasitic plants steal nutrients from host species in order to survive. Sometimes this ends in the death of the host. Biology - Plants - Learning Points. Parasitic plants derive some or all of their nutrients from...

Did you know that most (but not all) plants need leaves to obtain food?
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Not all plants make the
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A spellbinding case study of one of nature's most unusual parasites.
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Learning Points
Life cycles can be very short whilst


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Symbiosis is relationship where two different species co-exist and at least one derives benefit from the other. The name for an organism with a symbiotic relationship is a symbiont. Let's look at some examples of symbiotic relationships.

Malaria kills a lot of people every year, and many of those people are young children. Developing a vaccine against this deadly disease has been a long and difficult journey, but there’s been a breakthrough! While we are still working...

The International Atomic Energy Agency in Austria is pioneering a groundbreaking solution to combat malaria by utilizing the sterile insect technique (SIT). By releasing radiation-sterilized male mosquitoes into the population, they...

Researchers have discovered a fungus that can significantly reduce the spread of malaria by targeting the female mosquito that transmits the disease. By spraying the fungus onto areas where mosquitoes rest, the parasite carried by the...