science and technology

Medicinal foods: A missing category on the regulator’s plate

When medicinal foods are regulated as foods, they are subjected to lower efficacy and safety standards than if they were medicines, putting consumers at risk




science and technology

NIAB scientists working on next-gen vaccine against leptospirosis

One million cases of human leptospirosis are reported every year resulting in an estimated 60,000 deaths




science and technology

Insulin’s new upgrade: Can it truly prevent blood sugar lows?

Preclinical studies of an insulin candidate named NNC2215 have shown promise; this smart insulin can alter its own activity in response to glucose concentration in the body




science and technology

What causes the seas to foam?




science and technology

Science and technology key to raising India’s profile in the world, says CSIR chief

Over 70,000 undergraduate, postgraduate and M.Phil students given degrees in absentia and 520 Ph.D candidates, including 90 gold medal-winners, receive their degrees in person




science and technology

Study offers clues to why COVID-19 vaccine protection wanes quickly

While most vaccines generate memory B-cells, not all of them turn into long-lasting plasma cells, and herein lies the rub




science and technology

China launches Shenzhou-19; new crew arrives at space station in sign of growing influence in space

The team of two men and one woman will replace the astronauts who have lived on the Tiangong space station for the last six months, conducting a variety of experiments and maintaining the structure




science and technology

Stoneflies change colour in response to deforestation, suggesting humans can alter evolution

So far, researchers have observed fewer clear-cut examples of human-induced evolution in the wild than one might imagine.




science and technology

Astronomers just found complex carbon molecules in space – a step closer to deciphering the origins of life

A new study shows that complex organic molecules (with carbon and hydrogen) likely existed in the cold, dark gas cloud that gave rise to our Solar System.




science and technology

Rohini Godbole: a passion for high-energy physics, gender equity

Prof Godbole was a role model for young researchers, particularly women scientists struggling against gender bias and negative attitudes




science and technology

Sci-Five | The Hindu Science Quiz: On Drones

This week’s Sci-Five quiz is on drones.




science and technology

What are melanistic tigers? | Explained

Odisha has moved a tigress from Maharashtra to its Similipal to address the increasing number of pseudo-melanistic tigers




science and technology

The Science Quiz | Deals to protect the planet




science and technology

ISRO's analogue space mission kicks off at Ladakh's Leh

The mission will simulate life in an interplanetary habitat to tackle the challenges of a base station beyond the earth




science and technology

India’s first analog space mission to simulate extra-terrestrial conditions on Mars and Moon kicks off 




science and technology

The Rohini Godbole way of teaching, talking and engaging with students

Remembering the life and legacy of pioneering physicist Professor Rohini Godbole through the eyes of colleagues and students.




science and technology

Who do langurs drink salt water?




science and technology

Glacial lakes rise as glaciers retreat




science and technology

WHO’s database on polio cases hides more than it reveals

Besides wild poliovirus cases, the WHO registry has data of only the circulating VDPV cases and not the cases that belong to the other two VDPV categories — iVDPV and aVDPV




science and technology

Study finds long-term dynamics of transplanted stem cells




science and technology

Micrographia: Hooke’s monumental masterpiece

A great book written and illustrated by English polymath Robert Hooke, Micrographia appeared in bookshops in January 1665. The advance copy of this book, which details Hooke’s exploration into many things small, far, and sometimes elusive, is believed to have been shown to the Royal Society on November 3, 1664. A.S.Ganesh tries to hook you onto Hooke’s story…  




science and technology

Why can’t light microscopes see inside cells?




science and technology

First science result from Aditya-L1 mission is out

As the maximum phase of the current solar cycle approaches, continuously monitoring the Sun with Aditya’s VELC payload is expected to provide valuable scientific data




science and technology

Model by Chennai, Pune team predicts birth weight from routine scans

Scientists say the model could reduce the need for multiple ultrasounds scans once it is validated at greater scale




science and technology

Unexpected link between nickel toxicity, cholesterol levels found

In a new study, fungi that lacked the Sre1 protein were found to be highly sensitive to nickel; the gene that encodes for this protein is conserved in all animals, including humans




science and technology

Does the Sun rotate?




science and technology

India must create ‘leading’ space firms, not just service companies: ISRO chief

India has 450 companies making components to build and launch satellites, but ISRO’s vision requires new players, young talent, a thriving start-up ecosystem and large-scale investment from government and private sector




science and technology

If tardigrades crowd-sourced their remarkable genes, can humans?

Tardigrades can survive hazardous radiation, extreme heat and cold, and can go for long periods without water; researchers are wondering if these abilities can be ‘transferred’




science and technology

Why were the Spain floods so deadly?

Flash floods in Spain devastate communities, leaving thousands displaced and authorities scrambling to provide relief and assistance.




science and technology

RNA editing promises to go where DNA editing can’t

RNA editing is in its nascent stage, yet there are already at least 11 biotechnology companies worldwide developing RNA editing methods for a range of diseases




science and technology

Svalbard seed vault evokes epic imagery, controversy because of the power of seeds

Tens of thousands of new seeds from around the world arrived at the seed vault on Svalbard, a Norwegian archipelago in the Arctic Ocean, in mid-October 2024.




science and technology

COP29: What are the key issues at the UN climate summit in Baku?

The acronym dominating this year's summit is NCQG - which stands for the New Collective Quantified Goal.




science and technology

Social relationships help vampire bats facilitate their unusual blood diets

At home in the tropical forests of Central and South America, vampire bats feed on various animals, including tapirs, mountain lions, penguins and livestock.




science and technology

Sci-Five | The Hindu Science Quiz: On Vampire Bats

This week’s Sci-five quiz is on vampire bats.




science and technology

The Science Quiz | A world beneath our feet




science and technology

NASA astronauts won’t say which one of them got sick after almost eight months in space

NASA astronauts discuss extended spaceflight, hospitalisation upon return from the International Space Station




science and technology

Inactivated COVID-19 vaccine CoronaVac associated with TTP




science and technology

Why Cambodia’s novel H5N1 reassortant virus needs close monitoring

All available data suggest human infections caused by the reassortant virus are attributed to direct poultry-to-human transmission, with no evidence of human-to-human spread




science and technology

Did the world’s best-preserved dinosaurs really die in ‘Pompeii-type’ events?




science and technology

India will fail to meet 2025 TB ‘elimination’ target




science and technology

Mpox clade Ia has evolved to jump from humans to humans: new study

Researchers have found a surge in the prevalence of mutations that can be attributed to a protein family in the human body called APOBEC




science and technology

How do lightning rods prevent lightning strikes from reaching people?

While a lightning strike occurs between a cloud and an object on or near the ground, it takes the path of least resistance, which means it moves towards the closest object with the highest electric potential




science and technology

COP16: Will financial roadblocks continue to hinder conservation efforts? | Explained

While the highlight of COP16 was the engagement of Indigenous people and local communities, the event also raised red flags




science and technology

A guide to COP29 climate jargon




science and technology

Gluten: animator of the dough




science and technology

Chamarajanagar varsity to host Kannada Science Congress

The conference has been organised since 2005 by the Swadeshi Vijnana Andolana by joining hands with universities, and research and development institutions in Karnataka




science and technology

IISc scientists find a way to break down ‘biofilm barriers’ by using cow’s gut enzyme to aid entry of drugs




science and technology

Scientists uncover a magnetic misunderstanding about Uranus

Much of what we know is based on Voyager 2’s flyby of Uranus in 1986, but now it seems the probe visited at a time of unusual conditions




science and technology

Thanks to two special genes, a single atom can change the colour of a bird

New studies advance our understanding of how birds produce their colourful displays – and how these traits have evolved.




science and technology

Companies’ appetite for cheap carbon offsets stokes fears of greenwashing

When a company buys carbon offsets, it pays a project elsewhere to reduce greenhouse gas emissions on its behalf – by planting trees, for example, or generating renewable energy