Science

How to build a portable solar panel system

By bmerritt

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Solar power is great, and I am really trying to figure out how to use it at home. I noticed some of the construction warning lights on the highway were using solar power to run them throughout the day, and wondered how they connected it all up. ... more »

How to Forecast an Earthquake

By eHow Hobbies, Games & Toys Editor

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Earthquakes are a common geological phenomenon; they happen all over the world every single day. However, most of the earthquakes are too weak for humans to feel. Since the dawn of time, man has sought to forecast earthquakes due to the ... more »

How to Identify Southwestern Plants

By Meredith Simonds

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Is it a tree or a bush? Is it a cactus or a succulent? Is it a flower or a weed? Find out by learning how to identify Southwestern plants, from the southeast coast of California through the dry deserts of Arizona to the rural plains of West Texas... more »

How to Make a Battery From Fruit Juice

By eHow Hobbies, Games & Toys Editor

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Fruit juice contains acid, which conducts electricity. A fruit juice battery converts chemical energy into electrical energy. To make a fruit juice battery, connect wires between coins inserted in fruit and a voltmeter. Your electric fruit salad ... more »

How to Make a Wire Light

By eHow Hobbies, Games & Toys Editor

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There are many little science experiments that you can perform at home. With just a few ingredients, you can make a soda bottle explode or build a volcano. Here is a little science experiment that teaches you a little about how electricity is ... more »

How to Manifest your Destiny

By nayla

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I have studied and learned the Law of Attraction and in this article I will describe the techniques you need to implant into your life to help manifest your own destiny... more »

How to Obtain Iodine

By eHow Education Editor

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Iodine is a rare element and far too reactive to ever be found in elemental form. The most important commercial source of iodine is caliche, which is primarily found in Chile. It also exists in seawater and is concentrated in some seaweeds. The ... more »

How to Overcome Fear of Riding Cable Cars

By krazigirl79

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The fear of heights (Acrophobia) is one of the most common yet debilitating fears. Taking the step to conquer the fear of heights can be difficult, but will open your life up to new experiences. Riding in a cable car can be a stepping stone to ... more »

How to Read a Binary Clock

By eHow Hobbies, Games & Toys Editor

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If you can do simple addition, then you can read a binary clock. You don’t have to be a computer nerd or a geek either! Once you get the hang of it, telling time will be more fun and you’ll be able to impress your friends... more »

How to Save Money and Help the Planet

By celticeagle

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Here are afew things some of us forget to check... more »

How to Understand Infinity

By Bob Strauss

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At first blush, you might think that no one could actually “understand” the concept of infinity—after all, by its very definition, infinity lies beyond what any (finite) being can possibly imagine. However, mathematicians work with infinity all ... more »

How to Use Significant Figures in Science

By eHow Hobbies, Games & Toys Editor

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There are some things in science that are genuinely complicated. There are others that are simple if you take the necessary time to really understand them. Significant figures in science fall into this category. Once you master a few basic ideas, ... more »

How to Become an Amateur Astronomy Hobbyist

By eHow Hobbies, Games & Toys Editor

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Amateur astronomy is the exploration by the general public of the night sky using binoculars or small telescopes. This type of astronomy feeds the curiosity of people for the seemingly limitless possibilities of space. Your interest in learning ... more »

How to Check Local Weather

By Paul McDaniel

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Want to know the weather forecast for you local area, for your travel destination, or for any other area? Well, there are several methods you can use to find local weather reports. This article will show you these various methods and soon you ... more »

How to Clean a BT4

By Yibbie

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This is a step by step article that will help you learn how to take apart and clean your BT4 paintball gun... more »

How to Convert Kelvin to Fahrenheit or Celsius

By eHow Hobbies, Games & Toys Editor

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There are three commonly used temperature scales: Celsius, Fahrenheit, and Kelvin. The Fahrenheit and Celsius scales were developed according to the freezing and boiling temperatures of water. The Kelvin scale expands the Celsius scale to include ... more »

How to Dig Crystals on the Oklahoma Salt Plains

By eHow Hobbies, Games & Toys Editor

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The Salt Plains National Wildlife Refuge in Oklahoma is the only spot on earth where you can dig for selenite crystals. The crystals grow in the Salt Plains' unique soil, which contains gypsum and saline. The hourglass shape of many of the ... more »

How to Extract DNA

By eHow Hobbies, Games & Toys Editor

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DNA can be extracted at home from fruits, vegetables or almost any living thing. It's fun, easy and makes a good genetics lesson. In this example, we'll use our own human DNA. Follow these steps to extract DNA from human cheek cells... more »

How to Find Out More About Sodium

By eHow Hobbies, Games & Toys Editor

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Sodium, the eleventh element in the periodic table, is best known for exploding with water. This element has much to offer students not only of science but also of history. A little research will produce fun facts about the uses, dangers and ... more »

How to Get A Rise With Your High School Science Fair Project

By w1z111

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High School Science Fairs were always a lot of fun during my High School days! Whether I was just visiting or participating, they always provided interesting, enlightening and memorable experiences... more »

How to Get Soap for Carving

By FUSILLI1OF4

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The possibilities are endless. Are you fascinated by soap carving? So easy they have introduced this to school children? Maybe this is a new hobby? Whatever your interest the most important thing to know is where to get your supplies... more »

How to Grow a Bald Cypress Tree From Seeds

By bitterjake

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The stately and picturesque Bald Cypress is a deciduous conifer, native to the Southeastern United States. Although the Bald Cypress is typically associated with swampy habitats, it is not limited to them. In cultivation the species does very ... more »

How to Make a Few Bucks at a Bar Blowing Eggs into Shotglasses

By airesflora

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Years ago, I used to bet people I could blow an egg from one shot glass into another. I made a few bucks with this trick or sometimes had a drink purchased for me. It's basically something that deals with the law of physics, but people will ... more »

How to Make A Fire Ball

By Digitalline

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It'll Tell/Show You To, How to Make A Fire Ball. And Without Burn. You Can Hold It. It'll Not Burn Your Hands. Just Read Instruction, Or See Video... more »

How to Make a Model of a Salt Crystal

By NinaH

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Salt crystals are easy to observe under a hand lens. They are cubes, a shape determined by the way the sodium and chlorine atoms bond to each other. You can make a model of a salt crystal to show how the atoms bond, using a few simple materials... more »

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