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How To: Do the king's Indian defense vs. queen's pawn in chess

This explores Bobby Fischer's opening strategies versus various openings. This video looks at his tactical use of the King's Indian Defense against a Queen's pawn game. Of particular interest is Fischer's strength in maintaining the tension of the position until an opportunity arises. The match took place in 1971 against Mark Taimanov, with Fischer winning.

How To: Find the common ratio of a geometric series

Interested in knowing how to find the ratio of a geometric series? See how it's done with this free geometer's guide. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Convert from standard to scientific notation

Interested in converting numbers both into and out of scientific notation? This free video lesson will teach you everything you'll need to know. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Understand the field of psychiatry

If you're wondering about the field of psychiatry, this video will teach you what you need to know. Dr. Ogan Gurel talks about the field of psychiatry and how it works. Psychiatry is a field of medicine that deals with mental disorders and looks at signs and symptoms. As you begin to understand the different aspects to the behavior, medication is entered into the equation to help out the behavior of the person. He explains that you must understand the biological symptoms of people as well as ...

How To: Create a colorful abstract animation in After Effects

This clip explores the use of presets in After Effects CS4 and CS5 to make an interesting element that can be used in a variety of situations. Besides, it’s just cool looking! Whether you're new to Adobe's popular motion graphics and compositing software or a seasoned video professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step inst...

News: Unexpected Microbial Life in Glacial Clay Could Offer Antibiotic Solutions

For as long as 14,000 years, the First Nations people of the Heitsuk Nation have made their home along the Central Coast of the Canadian province of British Columbia. Among the territory's inlets, islands, rivers, and valleys lie a clay deposit on the north side of Kisameet Bay, near King Island. For as long as most can remember, the tribe has used the clay as medicine. Now science says microbes that live in that clay may have important antibacterial properties.

How To: Explore and decipher fractal geometry and self-similar mathematics

There wouldn't be any chaos in the world without Benoit Mandelbort— chaos theory, that is. Mandelbrot, who just passed away at the age of 85, pioneered fractal geometry and greatly influenced chaos theory. He spent most of his life working in physics, biology and astronomy, and is best known for his Mandelbrot Set, a mathematical set of points in the complex plane (the boundary of which forms a fractal).

How To: Understand compound & continuous interest

In this video the instructor talks about compound and continuous interest formula calculations. You need to understand the concepts of simple and compound interest. Only then you can understand what the bank is doing to your money which are in your bank account. Simple interest is a method where when returning a borrowed sum to some one you pay additional price for using the money all this time. Compound interest is a similar concept where you pay interest on the original sum borrowed, and al...

How To: Raise Your Self-Esteem

Sometimes, raising your self-esteem is a matter of sticking to basic self-care routines like exercising, eating right, and getting enough sleep. Once you have that down, you can then move onto other productive mindsets and rituals, like setting realistic goals for yourself and exploring hobbies, activities, and communities that interest you the most.

How To: Converting linear equations to slope-intercept form

Interested in putting a linear equation in slope-intercept form? See how it's done with this free video math lesson. Need help finding the From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan...

How To: Build a MoCap and Pose library in Blender 2.4 or 2.5

In Blender, you can build up a library of Actions, Poses, and IK Target motion based on real-world motion capture sessions. These session files are freely available and cover hundreds of everyday motion. Use these libraries to study and augment your hand-animation skills, or use directly to animate your character. Whether you're new to the Blender Foundation's popular 3D modeling program or a seasoned graphic artist just interested in better acquainting yourself with the application, you're s...

How To: Rationalize a radical denominator in algebra

Interested in knowing how to rationalize a denominator? Grab a pen and paper and work along with the video. Remember, you can pause and rewind whenever you want. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Make beer-batter onion rings

Looking for a satisfying snack you can whip up in minutes? Try this recipe for delicious beer-batter onion rings. Explore the sizzling relationship between America's most popular grown-up beverage and an everyday vegetable. Let's make some beer-batter onion rings. If you're having trouble parting with a can of the good stuff for this recipe, consider this: A New Zealand study found that adding beer to batter helps reduce the oily fat content of fried food by as much as 40 percent. Yep, that's...

How To: Calculate compound interest in math

In this video, we learn how to calculate compound interest. Start with your example of investing $2000 at 3% interest over four years. Now, write down how much you have at the start of year one. To find the percent of this you will need to simply do the amount divided by one hundred and times it by three. Then, you will find the number for the amount of interest you had for that year. Continue to do this for each year and the amount of money you will increase each year. Do this until you reac...

How To: Create a crazy ketchup packet water bottle experiment

This video displays a very interesting experiment or magic trick involving the concepts of density and buoyancy. You will need an empty plastic bottle with its label removed, some water, and a ketchup packet. Using the concepts of pressure and density, this video demonstrates an interesting experiment which can also double as an interesting party trick; by squeezing a full water bottle, you can cause the ketchup packet to rise and sink in the bottle at your whim. This video is an interesting ...

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