India's Silicon Valley faces man-made water crisis

Every day more than 1,000 water tankers rumble past Nagraj's small plywood store in Bangalore, throwing up clouds of dust as they rush their valuable cargo to homes and offices in India's drought-stricken tech hub.

Algorithm could streamline harvesting of hand-picked crops

Farmers are the latest beneficiaries in a world of data analytics. Over the past few years, precision agriculture has been helping farmers make smarter decisions and producing a bigger yield. But most of the studies to date ...

How South Africa is keeping invasive famine weed at bay

The poisonous herb, Parthenium hysterophorus, is one of the world's most destructive invasive plants. It threatens biodiversity, national food security and human health. Native to parts of Central and South America (Gulf ...

For global invasion, Argentine ants use chemical weapons

From their native home on the banks of South America's ParanĂ¡ River, Argentine ants have conquered six continents and many oceanic islands. Their success is explained by several factors: they have more than one queen per ...

Researchers develop wearable solar thermoelectric generator

A recent study, led by Professor Kyoung Jin Choi in the School of Materials Science and Engineering at UNIST has introduced a new advanced energy harvesting system, capable of generating electricity by simply being attached ...

Photosensitive perovskites change shape when exposed to light

A crystalline material that changes shape in response to light could form the heart of novel light-activated devices. Perovskite crystals have received a lot of attention for their efficiency at converting sunlight into electricity, ...

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