Curated Video
Hershey and Chase Experiment: Finding the Genetic Material
Although early scientists knew heredity came from within organisms, they couldn't initially identify the genetic material until pivotal experiments like those of Griffith and later Hershey and Chase. In 1952, Hershey and Chase used...
Curated Video
How Viruses Jump from Animals to Humans
In 2017, a swine flu outbreak in Maryland demonstrated how viruses can jump from animals to humans, potentially sparking epidemics. Host jumps occur when a virus mutates just enough to infect a new species, evade its immune system, and...
Curated Video
Plasma membrane: the security guard of the cell
The plasma membrane or cell membrane is an intricate structure made of macromolecules that work together to protect the cell. Think of it as the security guard of the cell - letting important substances in, and letting others out.
Curated Video
Viruses vs Bacteria: What's the difference
Viruses and bacteria have their own set of characteristics that distinguish them. But what are those differences? Well, in this video, we will cover the main differences between those 2 groups of microbes.
Curated Video
Exploring the Potential of Gene Therapy for HIV: Current Research and Future Possibilities
Researchers at the National Institute for Medical Research have discovered a gene in humans that is similar to the one found in monkeys, which protects against retroviruses. While this gene is fully activated against other retroviruses,...
Curated Video
Lytic cycle: the reason why bacteria hate viruses
Bacteria hate viruses called bacteriophages, and rightfully so. These viruses are vicious! They make bacteria their hosts and create multiple copies in a process called lytic cycle. In this video, we will do a quick review of the main...
Curated Video
Cyber Security for Absolute Beginners - 2022 Edition - Part 02 - Choosing the Right Antivirus Software
This video explains the various kinds of antiviruses available with examples available in the market and lets you decide what is best for your system.
Curated Video
How did we discover the first virus?
Have you ever wondered who discovered the first virus? And how was it discovered? The topic 'viruses' has been a popular one in the past 2 years. And not for a good reason! This video will not talk about the Voldemort of all viruses,...
Curated Video
Cyber Security for Absolute Beginners - 2022 Edition - Part 02 - Rootkits
In this video, we will try to understand rootkits, one of the most dangerous forms of malware.
Curated Video
Cyber Security for Absolute Beginners - 2022 Edition - Part 02 - Introduction to Malware
This video introduces the malicious software and programs that harm our computer systems and networks.
Curated Video
Practical Cyber Hacking Skills for Beginners - Malware Revisited
This video revisits the concepts of malware, the kinds of malware, and the options available to us to mitigate the problem as much as possible.
Astrum
The Worry About Panspermia
Forward and backward Panspermia. Can alien bacteria and viruses thrive and infect us on Earth? Here are my findings!
Science ABC
Air Conditioning Sickness: Can AC Make You Sick?
The cold air produced by ACs is not inherently harmful. However, you may start to see symptoms of air conditioning sickness if your AC fails to restrain the bacteria, mold, fungi, dander, etc., that are thriving in the air-conditioned...
Curated Video
Microorganism
Or microbe, is an organism too small to be seen by the human eye. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Antigen
A molecule or fragment of a molecule that triggers an immune response, causing the body to produce specific antibodies against it. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Factpack: Viruses
What is a virus and is it alive? Biology - Cells And DNA - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the start of a learning session.
Curated Video
Virus
A very small infectious agent that can reproduce only inside other cells. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Pandemic Viruses
Pandemic viruses can spread around the world. Viruses invade our bodies destroying cells and infecting others, but how do they do it? Biology - Cells And DNA - Learning Points. Viruses are deadly, contagious and can spread easily around...
Curated Video
Germs and Hygiene
Explore where germs are found, how they can affect us, and how basic hygiene can help us avoid becoming unwell. Biology - Healthy Living - Learning Points. Pathogens are microbes that cause disease. Good hygiene is the best way to limit...
Curated Video
Sexually Transmitted Infections
The number of infections spread through sexual contact is increasing globally. Why is this? What are STIs? And why do some people not know when they've caught one? Biology - Healthy Living - Sexually Transmitted Infections (STIs) are...
Curated Video
HIV/AIDS: Immune Evaders
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)...
Curated Video
Vaccines
Vaccines can stop us from getting lots of nasty viruses. The world around us - Inventions - Changing lives Learning Points Vaccines can stop us from catching certain diseases. Vaccines and other medical inventions are important in saving...
Curated Video
What lives on our skin?
Your skin is covered in microorganisms. Life processes - Humans and other animals - Microorganisms Learning Points Healthy human skin has millions of microorganisms living on it. Some microorganisms are helpful. Some microorganisms are...