What killed George Washington? Turns out it was probably related to the bloodletting and other 18th-century medicine his doctors applied.

Traditional COVID tests take time and specialized personnel, but a new kind of test that uses nanotechnology could expedite the process.

SciShow Psych tackles the science behind what might be one of the most hated words in the English language: moist.

You might be surprised to hear that measles is 10 times more contagious than Ebola or the plague. How do epidemiologists quantify a disease's catchiness?

Monkeypox is a disease caused by the monkeypox virus, a pathogen closely related to variola virus, which causes smallpox. Monkeypox and smallpox infections trigger similar symptoms, but monkeypox tends to be far milder by comparison.

In this video, we will talk about the evolution of DNA analysis in forensic science. Discover how this groundbreaking technique emerged, revolutionizing criminal investigations. From its humble beginnings to pivotal cases that shaped its...

Without a spacesuit, there is no chance of surviving in the scary cosmic void. In science fiction movies, we often see peoples heads exploding or being frozen by the apparent pressure differential or lack of heat, respectively. As long...

Discover how barrier methods of contraception can not only prevent pregnancy but stop the spread of sexually transmitted infections. Biology - Being Human - Learning Points. Barrier method contraceptives prevent the sperm from reaching...

What makes HIV the world's most deadly virus? Its abilities to constantly evolve and to attack the body's immune system lie at the heart of its deadly nature. Biology - Cells And DNA - Learning Points. Human Immunodeficiency Virus (HIV)...

Overview of Ebola: Hemorrhagic fever, causes, pathophysiology, symptoms, diagnosis, treatment. Ebola is a disease caused by infection with the ebolavirus, which causes a significant hemorrhagic fever. In this lesson, we discuss some of...

Join us as Taylor explains why Chronic Wasting Disease is such a challenging and scary disease for animals in the deer family. By sharing what we know with others, we hope to find new ways to help as many animals as possible!<br/>

It's depicted in so many different ways on the TV and in movies but what really happens to the human body when it's exposed to the vacuum of space. Do your eyes pop out, does your blood boil, do you suffocate or do you explode? Let's...

In this episode of Breaking Trail, Coyote is entering the Bite Zone with.. the Sea Lamprey! What is a Sea Lamprey, you might ask? Good question! Sea Lamprey are slime-covered parasitic predators that have invaded the Great Lakes! So, Sea...

Sea Lamprey... and then tests out if they will bite! Watch as Mario places the Sea Lamprey on Coyote's body to see if these giant bloodsucking parasites will take a bite. Get ready to watch the strong suction power of the Sea Lamprey!

This time, Coyote is getting bitten by some vampire fish - AKA, Sea Lamprey! Watch as Mario places the Sea Lamprey on Coyote's body to see if they will bite! Get ready to see the strong suction power of the Sea Lamprey!

Hand, Foot and Mouth Disease | Viral Causes, Pathophysiology, Signs and Symptoms, Diagnosis, Treatment



Hand, Foot and Mouth Disease (Hand-Foot-And-Mouth Disease, HFMD) is an infectious viral condition involving a rash...

Without a spacesuit, there is no chance of surviving in the scary cosmic void. In science fiction movies, we often see people’s heads exploding or being frozen by the apparent pressure differential or lack of heat, respectively. As long...

Overview of Ebola | Hemorrhagic Fever, Causes, Pathophysiology, Symptoms, Diagnosis, Treatment Ebola is a disease caused by infection with the ebolavirus, which causes a significant hemorrhagic fever. In this lesson, we discuss some of...

The video is a lecture presentation on the causes of disease, with a focus on four types of pathogens: viruses, bacteria, fungi, and protists. The presenter discusses each type of pathogen in detail, including their method of...

In this video, the speaker discusses communicable diseases. The video provides examples of various communicable diseases caused by different types of pathogens, such as measles caused by a virus, salmonella caused by bacteria, and...

Arjun Vajpai is on a mission. He wants to become the first Indian to have summitted all the 14 peaks higher than 8,000 metres...the tallest mountains in the world. Both time and talent were on his side when he reached the top of Mount...

Health care professionals practice how to care for patients with the deadly Ebola virus ahead of their deployment to West Africa. The 'patients' are dummies but the workers are in full protective gear.

Oct. 24 -- Dr. Stephen Morse, a professor of epidemiology at Columbia University, explains why New Yorkers shouldn't be too worried about Ebola. He speaks with Bloomberg's Emily Chang on ""Bloomberg West."" (Source: Bloomberg)

Oct. 2 -- The first Ebola patient diagnosed in the U.S. arrived in Texas on a United Airlines jet to cap a journey among four airports spread across three continents. Bloomberg's Shelby Holloday reports on In The Loop. (Source: Bloomberg)