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Tuesday, November 6, 2007

Man sentenced to two years in jail for spamming

A New Jersey man was sentenced to more than two years in prison on Friday for helping send “spam” e-mails to more than 1.2 million America Online subscribers.

Todd Moeller, 28, was sentenced 27 months in prison in a federal court in New York after he was caught making a deal with a government informant to send junk e-mails — known as spam — advertising a computer security program in return for 50 percent of the profits, the U.S. Attorney’s Office in Manhattan said.

Thursday, October 11, 2007

Scientists Invent 30 Year Continuous Power Laptop Battery

Your next laptop could have a continuous power battery that lasts for 30 years without a single recharge thanks to work being funded by the U.S. Air Force Research Laboratory. The breakthrough betavoltaic power cells are constructed from semiconductors and use radioisotopes as the energy source. As the radioactive material decays it emits beta particles that transform into electric power capable of fueling an electrical device like a laptop for years.


Although betavoltaic batteries sound Nuclear they’re not, they neither use fission/fusion or chemical processes to produce energy and so (do not produce any radioactive or hazardous waste). Betavoltaics generate power when an electron strikes a particular interface between two layers of material. The betvoltaic batteryProcess uses beta electron emissions that occur when a neutron decays into a proton which causes a forward bias in the semiconductor. This makes the betavoltaic cell a forward bias diode of sorts, similar in some respects to a photovoltaic (solar) cell. Electrons scatter out of their normal orbits in the semiconductor and into the circuit creating a usable electric current.


The profile of the batteries can be quite small and thin, a porous silicon material is used to collect the hydrogen isotope tritium which is generated in the process. The reaction is non-thermal which means laptops and other small devices like mobile phones will run much cooler than with traditional lithium-ion power batteries. The reason the battery lasts so long is that neutron beta-decay into protons is the world's most concentrated source of electricity, truly demonstrating Einstein’s theory E=MC2.


The best part about these cells are when they eventually run out of power they are totally inert and non-toxic, so environmentalists need not fear these high tech scientific wonder batteries. If all goes well plans are for these cells to reach store shelves in about 2 to 3 years.


source:http://www.nextenergynews.com/news1/next-energy-news-betavoltaic-10.1.html

Tuesday, September 4, 2007

Friday, August 10, 2007

Apple i-phone

The Apple i-phone is a revolutionary phone from Apple. The sense and feel that it has got is the one you can feel it just by lookin at the video below. Your mouth will go wide sayin wooooooooowwww!!!!!
The iPhone's functions include those of a camera phone and a multimedia player, in addition to text messaging and visual voicemail. It also offers Internet services including e-mail, web browsing, and local Wi-Fi connectivity. User input is accomplished via a multi-touch screen with virtual keyboard and buttons!!!!!

The iPhone allows conferencing, call holding, call merging, caller ID, and integration with other cellular network features and iPhone functions. For example, a playing song fades out when the user receives a call. Once the call is ended the music fades back in.

The iPhone includes a Visual Voicemail feature in conjunction with AT&T which allows users to view a list of current voicemail messages on-screen, without having to call into their voicemail. Unlike most other systems, messages can be listened to in a non-chronological order, by choosing messages from an on-screen list. AT&T modified their voicemail infrastructure to accommodate this new feature designed by Apple.

SMS messages are presented chronologically in a mailbox format similar to Mail, which places all text from recipients together with replies. Text messages are displayed in speech bubbles (similar to iChat) under each recipient's name.








Wikipedia on the iPhone's Safari web browser. People waiting in line for the iPhone release in New York City.People waiting in New York City for the i-phone release
An iPhone promo on the Apple website on the day following its launch.





Tuesday, July 24, 2007

Bluetooth positioning and tracking

Denmark's largest zoological gardens, the Aalborg Zoo was one of the first to implement a Bluetooth positioning and tracking technology. The special "Bluetags" given to visitors are specially body tags pinned to children, which allow parents to position and track the movement of their child within the Zoo -- and greatly prevents lost children. The method of detecting the position of a "Bluetag" is based on a simple concept of Bluetooth zones, whereby a short range receiver installed at a known location detects a signal of a Bluetooth tag and reports the presence of a Bluetooth tag in the nearest location. For example, a Bluetooth receiver installed near the lion cage detects the Bluetag and reports the presence of the tag (identified by Bluetooth MAC address) as being near the lion cage. When the child moves to the tiger cage the short range receiver located near tiger cage reports the presence of a Bluetag device, within its short 10m proximity, and allows the positioning system to inform security about the new position of a child within the Zoo. Additionally, it also allows one to track a child's movements, for example, from the lion cage to the tiger cage. The data can be later used to draw a map of the movement inside the Zoo within a 10 meter accuracy range, and then inform Zoo staff about the length of stay at each location. In addition to the safety factor, this also provides statistics to management on which animals or parts of the Zoo's facilities are the most popular among children. Overall, this solution is an example of a beneficial use of the Bluetooth technology, which in this case helps to ensures the safety of the children visiting the Zoo. Yet, as one might anticipate, this beneficial idea of using Bluetooth in positioning and tracking can also have a dark side.


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