How To: Make sodium silicate from drain cleaner and gel beads
Watch this science video tutorial from Nurd Rage on how to make sodium silicate from drain cleaner and gel beads with Dr. Lithium.
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How To: Perform three cool science experiments
Watch this science video tutorial from Nurd Rage on how to perform three cool science experiments with Dr. Lithium. Follow the vid and you'll now have more than one example of an investigatory project!
How To: Dissolve glass with drain cleaner
Watch this science video tutorial from Nurd Rage on how to dissolve glass with drain cleaner. They show you how to dissolve that glass with sodium hydroxide (drain cleaner).
How To: Make a test tube thunderstorm
Watch this science video tutorial from Nurd Rage on how to make a test tube thunderstorm. They show you how to make the thunderstorm in a test tube using alcohol, sulfuric acid and potassium permanganate.
How To: Get zinc, carbon rods and MnO2 from lantern batteries
Watch this science video tutorial from Nurd Rage on how to get zinc, carbon rods and MnO2 from lantern batteries. They show you how to get zinc, carbon electrodes and manganese dioxide from a lantern battery.
How To: Create a portable Nintendo 64
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast.
How To: Make a simple matchstick rocket
This video shows you how to make a match stick rocket with match sticks and tin foil. This is a simple bar trick.
How To: Improve video search by parsing video & text
This is a Google Tech Talk from March, 26 2008. Timothee Cour - Research Scientist lectures. Movies and TV are a rich source of highly diverse and complex video of people, objects, actions and locales "in the wild". Harvesting automatically labeled sequences of actions from video would enable creation of large-scale and highly-varied datasets. To enable such collection, we focus on the task of recovering scene structure in movies and TV series for object/person tracking and action retrieval. ...
News: Scientists See Bacteria Responding Electrically to Physical Stimuli for the First Time
Scientists know that bacteria create their own energy, get nutrients to run their cellular processes, and multiply. But, bacteria haven't been shown to respond to external mechanical stimulation or signals in a way that's similar to how our bodies respond to touch, until now.
How To: Easter Prank Gold! Sneak a Chocolate-Covered Raw Egg in Their Easter Basket
Have you ever had scrambled eggs covered in chocolate syrup? If you have—you need some help. Seriously. If you haven't, it's probably because it sounds absolutely repulsive. I know there's the whole salty and sweet thing, but that can only go so far.
How To: Build a sumo robot
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
How To: Play "The Monster Mash" for Halloween on the ukulele
It's nigh impossible to go through any Halloween party without listening to the classic Halloween tune "The Monster Mash" at least once. Verbally painting a proverbial spooky scene with a mad scientist and his monstrous creations, the song is creepy and kooky all at once, making it the perfect anthem for a day of treating and trickery.
How To: Make blue phosphorescent glow-in-the-dark powder
Making a blue glowing substance is easy, as long as you already know the secret to making green luminescent phosphorescent glow powder. By watching the green glow-in-the-dark procedure, you know that you will need strontium nitrate, aluminum nitrate, europium and dysprosium nitrates, and nitric acid. That will make a green glow, but if you want to make a blue version, it's a relatively easy fix...
How To: Passivate titanium metal for electrochemistry
If you want to make some electrodes for electrochemistry, titanium strips are the way to go. It's rather interesting metal, and it's really hard, but can be cut with standard metalworking tools. Titanium filings are highly flammable, just like iron filings. But not everything is what it seems… this quick video on titanium and passivation electrochemistry tells why it makes it a bad anode if used without further treatment.
How To: Set candy canes on fire
How many times have you tried to set fire to candy canes, only to watch in sad frustration as they melt into sticky blobs. We've all been there, right?
How To: Compare regular ice with liquid nitrogen-cooled ice
Watch this science video tutorial from Nurd Rage on how to compare regular ice with liquid nitrogen-cooled ice with Dr. Lithium.
How To: Make iodine from hydrochloric acid and H2O2
Watch this science video tutorial from Nurd Rage on how to make iodine from an alkali metal iodide, hydrochloric acid (HCI), and hydroxide peroxide (H2O2).
How To: Measure the height of a building with a CRT monitor
Ever wonder how to measure the height of a building, without using a tape measure? Well, this crazy science experiment will show you how. Just watch and you'll see how to measure the height of a building with a CRT monitor, gravity and math.
How To: Grasp and calculate human blood pressure regulation
Check out this science-filled two-part video tutorial on blood pressure regulation in humans. This educational video will show you the MABP (mean arterial blood pressure), which is the overall blood pressure in your body, the TPR (total peripheral resistance), and the CO (cardiac output). You won't just learn about the blood pressure, you'll see how to calculate the MABP. You'll be fascinated, whether you're a physiologist, biologist, scientist, medical student, or just an human anatomy nut.
How To: Install Blu-Ray Playback into your HTPC
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
How To: Sculpt primitives in Sculpty Paint
Do you wish there was a way to make more organic objects in Second Life? Are you an online Flash programmer looking to make your Papervision3D projects run faster? Do you like model rockets? If your answer to any of these questions is yes, then wait until you here about Sculpting Primitives. In this tutorial, Alex goes over the basics of what 'Prims' are and introduces a program called Sculpty Paint, which will help release the Michelangelo trapped inside you.
How To: Pan fry skate fish cheeks with lovage leaves
This seafood recipe comes to us from Oliver Rowe from the Konstam restaurant in London. Follow along in this how-to video to learn how make pan fried skate fish cheeks with lovage and lemon dressing.
How To: This 5-Course Data Analytics Bundle Is Just $49 Today
Few things are more important than being well-versed in data analytics and interpretation when it comes to succeeding in today's increasingly data-driven world. As a data scientist, these skills are the key to a high-paying career. For hackers, there's no better way to defeat the enemy than to become the enemy.
News: App That Puts SpaceX Launches on Your Tabletop Boosts Augmented Reality's Flight into the Mainstream
The mainstreaming of augmented reality won't happen overnight, but it's becoming increasingly clear that traditional media is leading the charge in the effort to introduce the public to immersive computing. A recent example came from none other than USA Today via its 321 Launch app.
News: Scientists Turn Bacteria into Mini Cyborg Solar Panels
Plants all around us capture sunlight every day and convert it to energy, making them a model of solar energy production. And while the energy they make may serve the needs of a plant, the process isn't efficient enough to generate power on a larger scale. So, scientists from the University of California found a way to treat bacteria with chemicals that turned them into photosynthesis machines, capable of generating products we can convert into food, fuels, and plastics.
News: How Viruses Might Cause Brain Changes & Learning Problems
Despite mounting scientific evidence that viruses can cause changes in learning and memory, the reasons have remained elusive.
News: Scientists Surprised to Find New Defensive Role for Old Protein
Wound infections don't usually enter the blood and become systemic, spreading the infection throughout our bodies, and there's a good reason for that: Our bodies actively work to prevent it, according to research that discovered a new use for a protein first discovered decades ago.
News: Tardigrades Are the Earth's Toughest & Almost-Immortal Animals
Tardigrades are some of the toughest but least well-known creatures on our planet. These tiny animals, also called moss piglets or water bears, are definitely of this earth, but some can boast that they've also traveled to space.
How To: Most Credit Card PINs Are Easy to Crack—Here's How to Strengthen Yours
You've probably noticed how we like to stress the importance of a strong password. After all, there are still people out there who continue to use passwords like 123456 and even just "password". But passwords aren't the only barriers that protect your information.
How To: Set up and use IDE / SATA to USB adapters
If you're a certified computer nerd along the lines of NASA scientist Howard from "The Big Bang Theory," then you know how frustrating it can be transferring large amounts of data between an external hard drive or other drive and your main computer, especially when you're in a rush to get experiment data in. Usually this requires mounting the drive into a system or external case first.
How To: Analyze cheap sulfuric acid for concentration & purity
In this home scientist video the instructor Robert Bruce talks about cheap sulfuric acid. He says that sulfuric acid is very important in any lab both as a reagent and a precursor for preparing other chemicals. He points to the battery acid saying that it is a good source of sulfuric acid which is 35% concentrated. Now he shows various methods to obtained sulfuric acid and shows how to test one of the thus obtained sulfuric acid for its concentration. In this video the author talks about sulf...
How To: Make copper sulfate and zinc batteries
Watch this science video tutorial from Nurd Rage on how to make copper sulfate and zinc batteries. They show you how to make the classic copper sulfate and zinc battery using the incredibly easy "gravity" battery design approach. Great for science fairs and similar projects this battery can be used to explore many basic concepts in batteries.
How To: Reveal latent fingerprints on paper & other surfaces
In this tutorial, we learn how to reveal latent fingerprints on paper & other surfaces. The item you will need to do this is crystal iodine and plastic sheeting to protect your work surface. Place your specimen into a plastic container with the iodine, then put the top on and let sit, placing your hand under to warm it up. Within a few minutes you will see a violet color vaporizing in the container. When finished, you will be able to take out your specimen and see the fingerprints that are al...
How To: Make a spooky sweet bubbling green punch for Halloween
When you're a kid, there's nothing more fun and thrilling to do on Halloween than walking into a haunted house full of frightening decor and a "mad scientist" table laden with eerie green and red concoctions for the tasting.
How To: Determine the air amount in packing peanuts w/ acetone
How much air is actually inside a packing peanut? There is a simple experiment to conduct to see what is leftover. To begin, pour 200 ml of acetone into a glass container and add approximately 1800 ml of packing peanuts. Stir with a wooden spoon to dissolve. The video's author starts with the 1800 ml and realizes that that isn't enough. He then keeps adding until he has added an entire large bucket to the original 200 ml of acetone. After all are dissolved, all that is left in the glass conta...
How To: Easily make an electromagnet
Ready to play scientist? This video will show you how to make a cool electro magnet out of a 9 V battery, a 9 V battery connector and parts from a Nokia phone charger. Use a fully charged battery for stronger magnet. Then solder the two parts together and plug in your battery. And just like that you’ve created a powerful yet simple magnet. Try picking up different things and use different batteries to test the difference in strengths . See science can be a whole lot of fun. Put on some funky ...
How To: Answer the "How do you stay current?" question
This video gives a clear view of how well one has to answer in an interview. This is a good answer given by a woman interviewing for an environmental scientist position. This video is provided by denham resources. The first question asked by the interviewer is, "How do you stay current?" The candidate gives a wonderful answer for that. She told the interviewer that she is a member of a relevant discipline, and through that she is attending events; that itself shows a relevant passion for grow...
How To: Calculate acceleration with a practical application
This academic tutoring video, made by BrainKindle, defines acceleration in simple to understand terms and shows how to measure acceleration. He shows how a plain cardboard box, pencil and string are used to make a simple pendulum, which moves as the car accelerates. Using data from the arc of the pendulum, he shows how to calculate acceleration. This is an easy method to use if you do not have an iPhone with an application to measure acceleration. A great trick for a budding scientist or phys...
How To: Use superglue to reveal latent fingerprints
Do you need to check a scene for prints, or are maybe just curious about the techniques of forensic science? In this video, Robert Bruce Thompson from the Home Scientist unravels the mysterious of forensic fingerprinting using common materials that you may already have sitting around in your home right now. Explains and demonstrates the process of superglue fuming step-by-step to reveal latent fingerprints. Includes great tips on how to improve and speed up the process using household products.
How To: Understand the DNA Phantom Effect
A short video dedicated to the DNA Phantom Effect and how it might be related to human emotion. The DNA Phantom Effect is a questionable discovery by Russian scientist and "father of Wave Genetics", Peter P. Gariaev. In 1985 the very first evidential proofs of DNA being able to maintain wave/field type memory were found. That same year, the "DNA Phantom Effect" was given its name after observations made by Gariaev stated that physical DNA somehow attracted and manipulated light in a vacuum ch...