CarBots can be set to battle mode for multi-player battle via infrared sensors.

ENGADGET: CarBot lets you settle those grudges with battle mode

With three individual camera sensors to provide a more accurate multi-touch functionality, LG's new PC brings a higher level of precision to the touch screen experience.

ENGADGET: LG V300 all-in-one hands-on at Computex 2011 (video)

While competing solutions require either two sensors or multiple chips to support pen and multi-touch, N-trig is the first company to offer both on a single chip and a single sensor, providing device manufacturers with a compact, low-power solution and paving the way for N-trig to enter the handheld market.

ENGADGET: N-Trig pen tech whittled down to single DuoSense chips and sensors, shrinks scribblings to travel size

As for the 200, you'll get quad ARM Cortex-A5 CPUs at up to 1.4GHz per core, an Adreno 203 GPU, HD video playback, GPS, LPDDR2 RAM, multi-SIM support and the ability to handle up to 8 megapixel camera sensors.

ENGADGET: Qualcomm formally details lower-end Snapdragon 400 and 200 processors

Sensors near Trent's cameras will show how hot the conditions are near multi-celled life forms to make sure they are found in extremely hot rather than jets of cooler water.

CNN: NASA probes for tiny life at Yellowstone

Using multi-colored lights strung across the length of the upper walkway, technicians have created a gigantic interactive exhibit wherein sensors located at either end detect travelers' Bluetooth-enabled gadgets (cellphones, laptops, PDA's, etc.) and then track their progress in pseudo-real-time as they move across the bridge.

ENGADGET: This week only, London's Tower Bridge is the world's largest Bluetooth device

Packing four sensors into a housing smaller than an iPod Nano, the CORE 2 will be the smallest wearable multi-sensor device of its kind as well as the first to offer a choice of interchangeable jewelry- like faceplates, straps and cuffs for a fashion look.

ENGADGET: BodyMedia's CORE 2 armband tracks your health, or lack thereof