and heliogen, a bill gates backed start—up, claimed a breakthrough in its solar technology which couldion, it was able to concentrate solar energy at temperatures of over 1,832 degrees fahrenheit. south korea's lg is testing out 25 of its chloe robots with seoul's national university hospital. lg says the robots will provide video support to young patients ahead of medical procedures. an aquatic rover is being rolled out under the ice in antarctica. nasa is working with the australian antarctic programme to test the metre—long robot. it may one day help spot signs of extraterrestrial life on europa, one ofjupiter‘s icy moons. and finally, google has built a room—sized egg to help solve one of the hardest parts of 3d modelling, lighting. this 3d camera setup is rigged with more than 300 led lights that can produce any colour and create human models that will blend into their virtual environments. but will this bright idea take off? we're hooked on apps that demand our repeated attention, and it's no secret that the tech companies have used particular techniques to make their products an