This video focuses on standards and frameworks.
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This clip is from the chapter "Certified Information Systems Security Professional CISSP Domain 1 - Security and Risk Management" of the series "CISSP® Certification Domain 1:...

Lesson on Lyme Disease: Pathophysiology, Signs & Symptoms, Diagnosis and Treatment. Lyme disease is caused by an infection with a spirochete bacteria of the Borrelia genus. The clinical presentation of Lyme Disease is separated into 3...

The video features Jeff Hendrickson, the executive director of the Global Human Project and the creator of Walk A Mile In My Shoes Migration Simulation, explaining the importance of teachers and educators in helping communities navigate...

What makes a planet a planet? And what makes a star a star? Once we know this these defining characteristics, we start to notice that these definitions can overlap. Which begs the question, can a planet be bigger than its parent star?

Human papillomavirus, or HPV, is a virus that many people are familiar with, as it is unbelievably prevalent in the human population. But there are many strains that do different things in the body, as they invade different types of...

Now we know about a wide variety of bacteria, as well as precisely how they can harm us. So how do they get spread around? How do communicable diseases get from host to host? Let's learn all about this process now.

It describes the role of microbes in sewage treatment plant. It also explains the steps of waste water treatment

REAL WORLD SCIENCE: Biological Vectors and Infectious Diseases
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Using incredible videography, photos, animation and graphics, this information-packed video introduces students to biological vectors. Viewers will...

In episode 43, Charlie and Jordan discuss a travel woe for the frequent jet setter: long runway queues times. Engineers at MIT have developed a queuing model that predicts how long a plane will wait before takeoff. This model may help...

So we know that there are unbelievable numbers of bacteria inside of us, and some of them are good. So what about the bad ones? What do those do? How do they harm us, exactly? What defenses do we have against them? Let's take a look!

How Diatoms Build Their Beautiful Shells

The first Olympic games were held in Greece over 2,500 years ago. They were part of a festival honoring the Greek god Zeus and featured just one event, a 600-foot race. The Olympics have changed greatly since that first event. Today’s...

Elevators have existed for hundreds of years, but the fast elevators found in skyscrapers and tall buildings today look a lot different - and are a lot safer - than the elevators of centuries past. Learn how elevators work and how their...

People with dyslexia face unique challenges. For people with this condition, words may seem scrambled, and letters or numbers may appear backward or upside down. Dyslexia has nothing to do with a person’s intelligence, however, only with...

In this video, you'll learn the importance of TCP scans and how to do it.
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This clip is from the chapter "Active Information Gathering and Port Scanning" of the series "The Complete Ethical Hacking Bootcamp: Beginner To...

This nugget describes the characteristic features of viruses, viroids and prions. It explains the contributions of different scientist and also provides examples of various types of viruses.

Today I’ll talk about 4 of my favorite podcasts about crime, to help you prepare for this IELTS topic.







Crime is definitely something you should know how to discuss and think...

Pushcart prize winning poet, translator and professor Ravi Shankar has published, edited or has forthcoming over 15 books, including the Muse India award-winning translations of 9th century Tamil poet/saint, Andal, 'The Autobiography of...

As the host of unrivaled skill, First Lady Dolley Madison brought the US political elite together by throwing the best parties Washington, DC had ever seen.

Now we know a bit more about how viruses interact with cells, whether those are bacterial cells, or animal cells, such as ours. But how do they gain access to our cells in the first place? How do viruses get inside the human body? Let's...

Let's learn all about parasites. Parasites are organisms that live on or in other organisms! This is known as the host organism. The relationship can be mutually beneficial - so is good for both species. Or it can have a negative impact...

In this video we are going to look at what happens when a virus invades a host cell. You should already have an understanding of what viruses are.

This week's journey comes to you unedited and in real-time as we explore a mysterious infection.