Life Science

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

In Short

>> Researchers have unearthed the mummy of a 67-million-year-old hadrosaur from South Dakota in the US. A high-resolution CT scan of the 10-tonne fossil shows that the well-preserved body has much of its tissue intact inside an envelope of skin. The scanning shows the hadrosaur's tail vertebrae are spaced farther …

Yet another clue to evolution

A 10-million-year-old jaw bone recently unearthed in Kenya may have belonged to a new species, which is the last common ancestor of gorillas, chimpanzees and humans. A team of researchers from Kenya and Japan found the jaw fragment in volcanic mud flow deposits in northern Kenya. The jaw, with incisor, …

Craig Venters` DNA decoded

the J Craig Venter Institute in the us decoded the dna of its founder, Craig Venter. This is the first ever complete genome from an individual. Experts suggest that next in line could be a stage where people will be able to find out their genetic vulnerabilities and take preventive …

Andhra salt makers want recognition as farmers

"Why shouldn't salt-making be classed as agriculture?' asks R Potharaju. "Both require land, water and sunshine, and are subject to vagaries of nature,' he reasons. Potharaju is convenor of the Prakasam District Salt Farmers Forum. The forum believes that an official categorisation as agriculture would take care of the many …

Evolution faster in temperate zones than tropics

new evidence suggests that evolution of birds and mammals in the temperate zone is faster than in the tropics, contrary to an earlier theory that said tropics were more favourable. It has been believed that since the tropics have more number of species, the rate of evolution is more in …

Can amphibians tackle climate change?

Amphibians are known for their resilience. They have bounced out of mass extinctions, survived vegetation changes, and outlived the dinosaur by evolving distinctive behaviours and morphologies and adapting their lifecycles. But a study from the us reveals these very attributes have placed the future of nature's sentinels in peril (BioScience, …

Street food vendors threatened after court ruling

Everyday as the evening settles, a 2-km stretch in Govindpuri comes alive. Food vendors line streets of this resettlement colony in the outskirts of posh South Delhi, trying to attract workers heading home after work. The anda parantha maker tries to outdo the chaat vendor, fruit sellers engage each other …

Bytes

best space songs: The European Space Agency is holding a contest to see who can come up with the best playlist for astronauts on the International Space Station. The winner will have their 10 songs sent up to the Internatonal Space Station on an iPod when the Jules Verne Automated …

Goa`s disappearing <i>khazan</i> farms dying a slow death

Hilaro Siquera used to own a 243-hectare farm in Divar, about 6 km from Goa's capital, Panaji. His land isn't cultivable any more: saline water has claimed most of it. Most of Siqueria's fellow cultivators work as daily wagers, their farms having been reduced to mosquito-infested swamps. Divar's 400-odd farms …

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