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Oil prices continued their upward trend for the fourth consecutive day on Tuesday on expectations that the US Federal Reserve will cut interest rates for the first time in more than ten years to support the growth in demand for fuel in the country.

Researchers at Stanford University in the US have developed new sensors that can be adhered to the skin for wireless monitoring of health. The sensors are designed to identify the physiological signals that the skin emanates, such as pulse. These readings will be wirelessly transmitted to a receiver clipped onto clothing. The sensor and receiver system has been named BodyNet.