How to Date a Buck 119 Hunting Knife

Hobbies & Science 8/6/2019 12:33:00 PM 8/6/2019 12:33:00 PM

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"Buck knife" has become a generic term. A "buck" knife figured prominently in the Charles Manson trial, but the brand of that particular knife may not be Buck. "Buck" is a brand name for quality knives made in the United States. Hoyt Buck made the first Buck knife in 1902, and the 110 Folding Hunter

Yahoo! Messenger Archive Recovery

Hobbies & Science 8/5/2019 1:40:00 PM 8/5/2019 1:40:00 PM

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Yahoo! Messenger chat always offers a history archive for users' conversations. The archive is stored on a computer's hard drive, and automatically builds as more conversations take place. A user's archive is quickly accessed, and can be backed up to another device. If a hard drive crashes or the ar

How to Repair a Rotten Exterior Door Frame

Hobbies & Science 8/4/2019 6:00:00 PM 8/4/2019 6:00:00 PM

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An exterior door frame is an enclosure that is built to support a hanging door. It is typically made of wood. You may not notice it is happening, but over time moisture from the elements can damage this wood and cause the door frame to rot. You may think that the entire door frame must be replaced,

How to Personalize Rubber Bracelets

Hobbies & Science 8/4/2019 5:57:00 PM 8/4/2019 5:57:00 PM

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Rubber bracelets are displayed on store counters with cute sayings, such as "My BFF," others read various names, and some just have fancy designs. Making a rubber bracelet can be as simple as putting a large rubber band on your wrist or cutting and gluing together a piece of bicycle inner tube. You

Simple Sheet Metal Projects

Hobbies & Science 8/4/2019 5:48:00 PM 8/4/2019 5:48:00 PM

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Sheet metal is used to fabricate everything from ductwork to simple shelves, and is used extensively in the automotive industry. Sheet metal varies in thickness; use thicker sheet metal when durability is essential. Working with sheet metal comes with a high risk of being cut because the edges of th

How to Make a Science Project on Electrical Switches

Hobbies & Science 8/4/2019 5:44:00 PM 8/4/2019 5:44:00 PM

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Electrical switches allow electrical power to be controlled through the use of an "On/Off" switch. Simple switches can be built with a few basic items readily found at home or at a local hardware store. Building the simple switch takes only a few minutes' time and provides some great ideas for scien

Simple Ideas for a Miniature Catapult

Hobbies & Science 8/3/2019 2:59:00 PM 8/3/2019 2:59:00 PM

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If you are tired of playing with your regular toys and you have some time available, building a simple miniature catapult can keep you occupied on a rainy day indoors. Most school-age children and office professionals will have the necessary materials on hand to build and fire the catapult. Never fi

How to Use a Wood CNC Router

Hobbies & Science 8/3/2019 2:54:00 PM 8/3/2019 2:54:00 PM

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A computer numerical control (CNC) router is a device controlled by a computer. This router is typically used for cutting wood and other materials, depending on the cutting tools installed. With a CNC wood router, you can make a precision cut over and over without having to remeasure your wood or an

Properties of Pure Gold

Hobbies & Science 8/3/2019 2:49:00 PM 8/3/2019 2:49:00 PM

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Gold is a chemical element that presents itself as a precious metal. For centuries, gold has been sought after across the world and has come to represent wealth, prosperity and beauty. The history of gold is almost as impressive as the metal itself. Ancient treasures and coins have been made of gol

How to Reduce Vanadium

Hobbies & Science 8/2/2019 10:44:00 AM 8/2/2019 10:44:00 AM

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Vanadium is a transition metal used in the production of specialized steels. Vanadium occurs in nature as the mineral vanadinite. Reducing vanadium, or increasing its number of electrons, occurs by a chemical reaction. Vanadium starts out with a positive five charge, which can be reduced to a positi

How to Clean Your Longboard Bearing Shields

Hobbies & Science 8/2/2019 10:42:00 AM 8/2/2019 10:42:00 AM

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Longboarding, or skateboarding, emerged in the first half of the 20th century in Oahu, Hawaii, as an alternative to surfing. Originally referred to as "sidewalk surfing," hobbyists would practice moves and tricks with hand-made longboards on dry land when conditions were not suitable for s

How Is a Magnetic Field Created?

Hobbies & Science 8/2/2019 10:40:00 AM 8/2/2019 10:40:00 AM

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IdentificationThe Earth's gravitational pull and the planets rotations around the Sun are both large-scale examples of a magnetic field. While it makes sense to assume the objects themselves creates this field, this is not the case. The magnetic field is, in essence, created by electrical...

When & Where Was Nicotine Discovered?

Hobbies & Science 8/2/2019 10:36:00 AM 8/2/2019 10:36:00 AM

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Although archaeological evidence suggests people have smoked tobacco for more than 3,000 years, researchers have discovered and extracted tobacco's active ingredient--nicotine--only in the past three centuries. Nicotine has been the subject of much study ever since, and it has also been a lucrative

Steps to Minting Coins

Hobbies & Science 8/1/2019 3:25:00 PM 8/1/2019 3:25:00 PM

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Designing the CoinCoins begin as images and text that must be transferred to the two sides of a metal disk. Two detailed clay models record every aspect of each side of the future coin. These clay models can be up to four times the size of the finished coin. The large size is necessary to...

What Factors Affect the Velocity of a Stream?

Hobbies & Science 8/1/2019 3:18:00 PM 8/1/2019 3:18:00 PM

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The flow of a stream, or its velocity, is volatile and changes all along the route from its beginnings to its end. Many factors along the way determine the velocity of the stream at any given point along it. Some of these factors are natural, while others are impacted by humans and their interaction

DIY Basic Analog Ohmmeter Circuit

Hobbies & Science 8/1/2019 3:16:00 PM 8/1/2019 3:16:00 PM

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Constructing your own analog ohmmeter circuit will build your knowledge of electronics and leave you with a useful tool. You'll learn the principles and practical application of meter movement, Ohm's Law, and simple direct-current (DC) circuits. You can build a simple ohmmeter in a couple of afterno

King Crab Characteristics

Hobbies & Science 8/1/2019 3:10:00 PM 8/1/2019 3:10:00 PM

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King crab come in three different colors and have only six legs.Crab image by matko from Fotolia.comKing crab are a vary large crab specimen that occurs primarily in the Pacific Ocean. This type of crab is sometimes grown in hatcheries, and there are significant colonies near Russia,...

About the Big Bang Theory

Hobbies & Science 8/1/2019 3:10:00 PM 8/1/2019 3:10:00 PM

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The Big Bang theory is one of many proposed theories on the origins of the universe. It sets up a cosmological model which aims to show that the universe began from an initial "bang." According to the theory, this release of hot and dense matter sent the universe into unstoppable expansion

What Is a Toroid Coil?

Hobbies & Science 7/31/2019 1:27:00 PM 7/31/2019 1:27:00 PM

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A solenoid is an electromagnet formed from a wire that carries current. Electromagnets have magnetic fields created from currents. The wire of a solenoid is often formed into a helical coil, and a piece of metal such as iron is often inserted inside. When a solenoid is bent into the shape of a circl

Easy Science Fair Ideas for Kids

Hobbies & Science 7/31/2019 1:24:00 PM 7/31/2019 1:24:00 PM

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Eggs can be used to do a variety of science projects.eggs image by timur1970 from Fotolia.comScience fair projects can be a fun way for your students to learn about different aspects of science. While science projects can be quite a challenge, there are many options out there for easy...