Batteries become next WMD
As from tomorrow there is no point trying to get on a plane when in possession of lithium battery in a plastic casing.
If the batteries are new as if they are in the original packaging then they can be taken, but other than that, no lithium batteries will be allowed on a plane.
Source [New Launches]
(No Ratings Yet)
Loading ...Watch that detects wi-fi signals
Now at last a watch that is really useful, because not only does it tell the time, it will also detect wi-fi signals but not just any old wi-fi signals the best kind, which are the free ones!
It will give the signal strength on a scale from one to eight, the direction to the strongest signal etc, and it will let you know what the time is too.
Features:
Alarm (daily and single)
Countdown timer
EL backlight
World time zone mode
Calendar (month, day, year)
Lithium battery included
Priced at around $30.
Source [Think Geek]
(No Ratings Yet) Loading ...Round Video Pendant
This video pendant by X-Micros, it comes in a round shape that adds to the curiosity value, but it is supposed to be a pendant, so it would go around your neck on chain.
Features
Support for MP3, WMA, MPX files
Support for synchronous lyric files and ID3 tag display
Rechargeable Lithium battery
Recharges using USB cable
Replaceable Lithium battery
Six EQ modes
Records voice and saves as WAV or ASF files
Full color OLED display with 65,000 colors
Adjustable OLED display brightness
Mass storage device functions
Series play mode and A-B replay
FM Radio
Photo viewer
E-book functions
Specifications
Internal Memory Capacity: 256MB/512MB/1GB
Support music format: MP3/WMA
Video convert software support format: *.wmv*.mpg;*.mpeg;*.avi
Download speed: 450KBps
Compress rate: 8kbps~320kbps
Signal to Noise Ratio: > 85dB
Audio Output: 10mW + 10mW
FM Radio: 87.5MHz-108.0MHz
Recording: WAV: 256M Approx. 16hours
ASF: 256M Approx. 64hours
Output Frequency Range: 20Hz ~ 20KHz
PC Interface: USB
Power Supply: Lithium battery (250mAH)
Dimension: 54 x 16.5mm
Operating System: Windows 98SE / ME / 2000 / XP
No details on price and availability yet.
Source [Chip Chick]
(No Ratings Yet) Loading ...Motor DIY HACK - How to make a Homopolar Motor!
Click Here to View in Full Screen Mode
Oooh, check out this cool simple homopolar motor made with a standard AA battery, magnet, and some wires!
If you want to check out some real industrial motor stuff, make sure to check out our DIY with some industrial steppers.
via 
(No Ratings Yet) Loading ...