Backwards Raytracing is a type of raytracing in which the virtual environment has a pre-fixed level of global brightness, and rays are cast out in different directions from the user viewpoint, and the level of lighting for different surfaces is determined by the number of rays that strike each.
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"Moonwalking" mice may provide insights into the genetic causes of a rare debilitating condition called cerebellar ataxia. The illness affects the cerebellum ? the part of the brain that controls movement and balance.
Even though forgetting is such a common occurrence, scientists have not reached a consensus as to how it happens. One theory is that information simply decays from our memory?we forget things because too much time has passed. Another idea s...
The female wood wasps of the Siricidae family use a needle-like ovipositor to deposit eggs inside pine trees. This has two dovetailed shafts, each covered in backward-facing teeth. To bore into wood, the wasp rapidly oscillates each shaft b...
A cut price PlayStation 3 with a smaller hard drive and no backwards compatibility goes on sale later this month.
The ?299/$500 PS3 has a 40-gigabyte hard disk and will be released in Europe, Middle East, Australia and New Ze...
BT have created a motion-sensitive tablet PC laptop. It has been designed to respond to a user when moving the machine up or down, side to side, or forwards and backwards.
BT researcher David Chatting said: "We want to give ...