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Showing posts from February, 2026

[7] Monster Magnet - Ferrofluid

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[7] Monster Magnet - Ferrofluid Ferrofluid is a liquid that is magnetic, meaning it can be controlled with a magnetic field. It's a unique material that has applications in technology, art, and even medicine. Yes, that's correct! Ferrofluid is a unique liquid that is magnetic and can be influenced by a magnetic field. It is typically composed of small magnetic particles suspended in a carrier fluid, such as water or oil. Ferrofluid was first developed in the 1960s by NASA scientists who were looking for a way to manipulate liquid fuel in space without the use of pumps or other mechanical components. Today, ferrofluid has a variety of potential applications, including in electronic displays, loudspeakers, and even in biomedical applications. One of the interesting properties of ferrofluid is its ability to form spikes and other unusual shapes in the presence of a magnetic field. This effect is due to the magnetic particles in the fluid aligning themselves with the magnetic field...

What is the best Insulation? (Part 1)

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How Making Graphene Aerogel in Space Will Shape Future Exploration

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Flamethrower vs Aerogel

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[6] Spider Silk Stronger Than Steel? | MythBusters Jr.

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[6] Spider silk  -  Spider silk is one of the strongest materials in the world, stronger than steel of the same weight. It's also lightweight and flexible, making it a potential material for use in armor and medical devices. Spider silk is a unique material produced by spiders and some other arachnids. It is incredibly strong and flexible, with a tensile strength that is comparable to steel but with much greater elasticity. Spider silk is also very lightweight, making it a valuable material for many applications. There are several different types of spider silk, each with their own unique properties. For example, dragline silk, which is produced by spiders when they move, is very strong and is often used to create the supporting strands of spider webs. Meanwhile, the silk used to wrap prey is much more elastic and sticky. Researchers have been interested in spider silk for years due to its unique properties, and there is ongoing research into how it can be used in various appl...

[5] Superconductors - Experiment at -196°C, Quantum Levitation

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[5] Superconductors  - 196°C Quantum Levitation Certain materials, when cooled to extremely low temperatures, become superconductors and can conduct electricity with zero resistance. This property has the potential to revolutionize energy storage and transportation. Superconductors are materials that can conduct electricity with zero resistance when they are cooled to very low temperatures. This means that they can transmit electrical power with very little loss, making them very useful in a wide range of applications. The first superconductor was discovered in 1911 by Dutch physicist Heike Kamerlingh Onnes, who found that mercury loses all resistance to electrical flow at a temperature of -268.9°C. Today, there are many known superconducting materials, including metallic alloys, ceramics, and even some organic materials. One of the most widely used superconductors is niobium-titanium, which is used in MRI machines, particle accelerators, and other high-energy application...

[4] Shape-memory alloys - Monster magnet meets magnetic fluid.

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[4] Shape-memory alloys -  These alloys can be deformed into a new shape when cold, and then return to their original shape when heated. This unique property allows them to be used in medical implants and even in bendable eyeglasses. Shape-memory alloys are a class of materials that can "remember" their original shape and return to it when they are heated or subjected to other stimuli. These alloys are able to do this because of their ability to undergo a reversible phase transformation from a low-temperature, deformable state to a high-temperature, rigid state. One of the most common shape-memory alloys is Nitinol, which is made from a combination of nickel and titanium. Nitinol can be deformed into a new shape at low temperatures, and then return to its original shape when heated to a specific temperature. Shape-memory alloys have a variety of potential applications in fields like medicine and engineering. For example, they can be used in orthodontic braces and other medica...