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Topic: virus
What’s the right way to wash your hands?
Handwashing is an easy and effective way to avoid catching the common cold or a seasonal flu. But not using enough soap or washing your hands too quickly might not get rid of all of the germs—bacteria, viruses, fungi,...
How does your immune system work?
The immune system is a vast network of cells, tissues, and organs that coordinate your body’s defenses against any threats to your health. Without it, you’d be exposed to billions of bacteria, viruses, and toxins that...
Can Mushrooms Save the Honey Bee? – bioGraphic
Honey bees, pollinators that contribute their skills to a third of our edible crops, have been suffering from a recent phenomenon called colony collapse disorder (CCD), possibly caused by a mix of pathogens, parasites...
Can you solve the virus riddle?
Your research team has found a prehistoric virus preserved in the permafrost and isolated it for study. After a late night working, you’re just closing up the lab when a sudden earthquake hits and breaks all the sampl...
How Far Do Sneezes and Vomit Travel? – Gross Science
Let's enter the world of sneeze experiments and vomiting machines with Anna Rothschild as she explains just how far the tiny liquid particles from sneezes and vomit can travel... and it's farther than you think. 'Vomi...
Immunity and Vaccines Explained – NOVA PBS
Why do we get shots when visiting the doctor? How do vaccines work with our immune systems to keep us from getting sick? From NOVA PBS: Immunity and Vaccines Explained. Our bodies are bombarded by bacteria and ...
The beautiful physics and math of sneezes
If you don't cover your mouth when you sneeze, that sneeze and the germs within it are explosively set free into the surrounding area. But where do the droplets travel and how far can they reach? No one had done much ...
Cell vs. virus: A battle for health
From TED Ed and Shannon Stiles, Cell vs. virus: A battle for health: All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against i...
Celebrating Crystallography – An adventure in structural analysis
One of the great innovations of the twentieth century is likely not well-known, but this video from the Ri Channel is looking to change that: This is X-ray crystallography. Discovered in 1913 by William and Lawren...
Flu Attack! How A Virus Invades Your Body
How does a virus invade your body? With the help of medical animator David Bolinsky, Robert Krulwich explains how a flu virus can multiply with the help of a single cell in this NPR video fro...
