In both science and in technology, a battery is used as a type of device that is used to store energy, making it available for use in an electrical form. They consist of electrochemical devices, including one or even more galvanic cells.

Baghdad Batteries are thought to be the first known in history, dating back from sometime between the years of 250 BCE and 640 BCE. The modern battery began with the Voltaic pile, which was developed by Alessandro Volta, an Italian physici...

* What are the different types of batteries?

Batteries are grouped in two ways. It is by application and by the process of construction. The major type of application batteries are the automotive, marine, and deep cycled. While the construction type are flooded, gelled and AGM.

The deep cycled types of batteries have a capacity for solar electric for back up energy. As for a technical description... Compared to AGM battery, this type has a starve electrolyte or dry mech...

Router is a computer device that receives or forwards data packets to and from the Internet towards a destination in the process called routing. Router is the essential component of the computer networking that enables any sent data to arrive at the right destination.

As an illustration, imagine that the Internet is the world and one computer is one household. Other computers connected through the Internet are households around the world. Say one household will send a let...

Most people get their computer with Internet Explorer already installed and set to all the default settings. The default settings are what Microsoft calls “recommended settings”. These settings are not always the best for your usage. One size does not always fit all. But how do you change the settings and what do they all mean? I’m glad you asked...

In this article I am going to take you step by step through these settings to explain them to you. Open a new browser window ...

Here you can learn how to bet on baseball. Learn also why it is the best sports for novice sports bettors and gamblers.

Honestly, I'm not a bag person. I don't even know the difference between a tote and a handbag. (Wait, they are different, right?) Anyway, I don't like carrying bags and my general rule is, if I can't fit it in my pocket, it's not going with me. However, all these changed when I went freelance and got myself an Apple laptop. I mean, I carry my business with me, and often I need to give presentations to prospective clients. Apple would give me the sophistication I lacked. Back ...

During the tape backup process, the tape backup media is moved across read/write heads, alignment rollers and drive rollers. Each pass through the tape drive wears away a small amount of the oxide coating used to store the data. A worn tape may backup and verify without error only to fail when a file needs to be restored.

If you backup, you are one step away from a disaster. If you backup often, make it several steps. Learn how often to backup and how to make your own backup schedule.

Surely, one can backup to whatever backup medium he wants, but if one does not stick to a backup schedule, most of the efforts, aimed at storing or securing the important information will be spent in vain.

First, we need to figure out what we are backing up, as the backup schedule largely depends on the siz...

Learn how to play backgammon, one of the most popular board games in the world.

Here you can learn how to play the American version of baccarat and learn about the history of the game.