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 …

The tiger genome and comparative analysis with lion and snow leopard genomes

Tigers and their close relatives (Panthera) are some of the world’s most endangered species. Here we report the de novo assembly of an Amur tiger whole-genome sequence as well as the genomic sequences of a white Bengal tiger, African lion, white African lion and snow leopard. Through comparative genetic analyses …

Palaeontological evidence for an Oligocene divergence between Old World monkeys and apes

Apes and Old World monkeys are prominent components of modern African and Asian ecosystems, yet the earliest phases of their evolutionary history have remained largely undocumented. The absence of crown catarrhine fossils older than ~20 million years (Myr) has stood in stark contrast to molecular divergence estimates of ~25–30 Myr …

Regulating the dual-use and dual-impact life science research: influenza virus versus biotech crops

Dual-use research of concern (DURC) is the research that is intended for legitimate benefits, but also carries a risk of being misused. In this article, the work related to regulation of dual-use influenza virus research involving genetic engineering of the subtype H5N1 has been compared with the research involving regulation …

Rethinking DNA Profiling in India

DNA profile databases can be useful tools in solving crime, but given that the DNA profile of a person can reveal very personal information about the individual, including medical history, family history and so on, a more comprehensive legislation regulating the collection, use, analysis and storage of DNA samples needs …

Rivetting Research

delves deep into the research carried out by the Science Nobel winners to understand what they did, why they are important & what the future implications of findings are Medicine WINNERS: John Gurdon & Shinya Yamanaka INSTITUTION: Gurdon Institute, Cambridge, UK & Kyoto University, Japan PRIZE-WINNING WORK: Adult cells can …

Calorie restriction falters in the long run

To those who enjoy the pleasures of the dining table, the news may come as a relief: drastically cutting back on calories does not seem to lengthen lifespan in primates. The verdict, from a 25-year study in rhesus monkeys fed 30% less than control animals, represents another setback for the …

Microbes maketh man

POLITICAL revolutionaries turn the world upside down. Scientific ones more often turn it inside out. And that, almost literally, is happening to the idea of what, biologically speaking, a human being is. The traditional view is that a human body is a collection of 10 trillion cells which are themselves …

Sakshat Labs: India's virtual proteomics initiative

The first Virtual Proteomics Lab of India has been developed at the IIT Bombay as a part of the "Sakshat" Lab Project, established to develop openly accessible, high-quality educational materials on science and technology. Original Source

Nasa claim of arsenic-friendly life form untrue

Washington: The claim by Nasa scientists that they have discovered a new form of bacteria which thrive on arsenic has been disapproved by two new studies, which say the bugs can’t substitute arsenic for phosphorus to survive. Two scientific papers, published in the journal Science, refuted the 2010 Nasa finding …

Drilling at Lake Vostok by the Russians

After two decades of hardwork, on 5 February 2012, a team of Russian scientists began drilling at Lake Vostok, the largest of more than 140 sub-glacial lakes and the most deeply buried of the lakes hidden under the Antarctic ice cap.

24 newly discovered lizard species face extinction

WASHINGTON: Half of the 24 new lizard species known as skinks, all discovered on the Caribbean islands, may be close to extinction and the other half are also under threat. Researchers led by Blair Hedges, professor of biology at Penn State University, attributed their loss to the mongoose, a predatory …

Family of legless amphibian discovered in Northeast

Researchers have discovered a new family of legless amphibians, commonly known as caecilians. After DNA analysis of the specimen, scientists have confirmed that it is an entirely new family. These findings have been published in a paper, Discovery of a new family of amphibians from Northeast India with ancient links …

Initiating a green research laboratory culture in life sciences

Research in the life sciences in India is growing day by day, with increasing number of private and public sector institutions. Even though the quality of output from these institutions is questionable, the quantum of their infrastructure facilities is rising. In most laboratories, there are no stringent regulations regarding the …

Presence of early Pleistocene Acheulian hominins in South India

Acheulean/Acheulian denotes an archaeological industry of stone tool manufacture associated with early humans during the lower Palaeolithic era across Africa and much of West Asia, South Asia and Europe. The Palaeolithic era is a prehistoric era distinguished by the development of the most primitive stone tools discovered and covers roughly …

Cloning of human organs just got a step closer

Using The ‘Dolly Method’ To Make Customized Human Stems Cells Can Help Fight Major Diseases London: For the first time, scientists have created human embryos from slivers of skin, a feat they say has brought closer the day when babies are cloned in the lab. In experiments that mirror the …

'Patent trolls' target biotechnology firms

The biotechnology industry has had its share of woes, but so far 'patent trolls' have not numbered among them. These companies, which profit by legally enforcing patents they own rather than developing products, may benefit from a 31 August ruling at a US federal court of appeal in Washington DC.

Rock stars

Rocks and fossils tell many stories. They contain records of life on earth. But the geological record is fundamentally patchy. Even the most rapidly deposited sedimentary rock is marked by periods of non-deposition, or even erosion. So rocks need a narrator to tell their story. Science journalist Brian Switek is …

Spit and know your future

SOUMYA Swaminathan’s 16-year-old son, Sudarshan, loves sports, and is training to be a footballer. Two years ago, he was confused which sport to train in. “He would come home and say he wants to play cricket. Next week it would be football,” says Swaminathan. Then she heard about the sports …

Thank climate change for the rise of humans

Some claim climate change will destroy our species; now it seems it also helped forge it. The rapid fluctuations in temperature that characterised the global climate between 2 and 3 million years ago coincided with a golden age in human evolution.

Scientists create ‘artificial’ sperm

Scientists claim to have for the first time created viable artificial sperm using stem cells, a major breakthrough which they say could lead to new treatments for infertile men. A team at Kyoto University in Japan has created the sperm-producing germ cells in a laboratory and transferred them into infertile …

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