Global warming could weaken the ice-soil mixture called permafrost in areas surrounding the Arctic Circle, causing damage to buildings, pipelines and electricity generating stations, according to a
A study sponsored by the biotech giant Monsanto and Zeneca's Ag products Inc., conducted over a 10 year period, has shown that genetically modified crops do not survive for longer periods than their
Engineers in Singapore and China have developed audio beams that will help reduce noise pollution due to high decibel sound. The audio beam can focus a narrow beam of sound, just like a beam of
A small hydrogen cell recharged by a miniature super efficient solar cell could soon replace the rechargeable batteries used in mobile phones. Developed by Fraunhofer Institute, in Germany, the
When a spring is compressed, it returns to its original shape. This property of materials is called positive stiffness. On the other hand a material with
SQUIDS (super conducting quantum interference devices) are ultra sensitive magnetic field detectors that are used in many devices including the machine meant for brain scanning. They can now be used
