Washington, October 15 : A study has revealed that metalmark moth caterpillars make home security systems out of silk.

The new finding attains significance because, thus far, spiders were considered to be the only animals to detect tremors in their webs caused by foreign objects.

Researchers behind this discovery have revealed that some caterpillars in the genus Brenthia have the capability to sense disturbances, and that they use threads in their silk shelters like tripwires.

New Delhi, October 15 : China has about 84.5 million people who use their cellular phones to surf the Internet, nearly 30 per cent of the total number of netizens in the country, according to an industry expert.

Yang Zemin, director of the Telecom Research Institute under the Ministry of Industry and Information Technology, said that 68.7 million new cell phone users were registered in the first eight months, bringing the population of mobile users to about 616 million.

He reckoned that the population of Internet users had touched the 275 million mark by the end of September, 85 per cent of whom were broadband users.

He said that the number of fixed-line users was declining, reports the China Daily.

Melbourne, October 15 : Aussie researchers will soon be exploring the possibility of installing solar panels in people’s clothing to generate electricity.

The study will be one of the research projects that are being funded by the Australian Research Council (ARC), an agency of the federal government.

The funding will be used to study everything from protecting the Tasmanian Devil from the deadly facial tumour disease to maintaining public health during heatwaves.

There will also be a study about the interactions between humans and robots.

Washington, Oct 15 : Women who’re not comfortable revealing their age should stay miles away from University of Illinois-developed computer software that reveals a person''s age just by looking at his or her face.

The software, developed at the University of Illinois, Urbana-Champaign, could analyze an image of your face to verify your identity or run a commercial according to your interest.

"Age measurement is very difficult. If you use the face to estimate age we can really get the apparent age, or how old a person looks," Discovery News quoted Thomas Huang, the lead developer, as saying.

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