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Climate change

Science and Technology - Briefs

Issue Date: Aug 15, 2013

Letters - August 1-15, 2013

Issue Date: Aug 15, 2013
Jumbo Gesture Apropos the article, “Three elephants die on Bengal’s killer track” (May 16-30, 2013), encroachment upon elephant corridors is a problem across the country. But in a one-of-its-kind gesture, a tribal community in Assam has moved out of elephants’ way to minimise human-elephant conflict.

Science and Technology - Briefs

Issue Date: Jul 31, 2013
TECHNOLOGY Wood power Wood is a bad conductor of electricity but can do wonders when used inside a battery. Extremely small tin-coated wood scraps have been used to make an environment-friendly, thinner-than-paper, long-lasting, sodium-ion battery that can withstand hundreds of charge-discharge cycles. During charging and discharging, regular batteries swell slightly.

When shall we heed 'heaven speak'?

Author(s): Manoj Misra 
Issue Date: Jul 9, 2013
Indian mythology is replete with instances of 'akaash-vaani' (heaven speak) to warn both kings gone astray and common people deviating from the path of 'dharma'. The most famous of them is of course the 'akaash-vaani' predicting King Kansa’s death at Krishna’s hand. But ‘heaven speak’ does not just belong to the realm of mythology. What happened in Uttarakhand in June is proof enough.

The sound of global warming

Issue Date: Jul 6, 2013
A Song of Our Warming Planet from Ensia on Vimeo. If global warming had a sound, what would it be? A meticulously mathematical musical composition will allow, for the first time, the world to actually hear what climate change sounds like. 
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