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RDIF believes the new vaccine will pave way for the immunisation of a larger number of people in a shorter time frame.

Covid-19 | Russia authorises use of single dose vaccine Sputnik Light

Analysis of data after 28 days of administration of vaccine showed an efficacy of 79.4%.

Explainer | How does an oxygen concentrator help?

Special Correspondent

Sinuous grace: Wood snakes are often found while digging soil.

Herpetologist Deepak Veerappan has a snake named after him

Aswathi Pacha Xylophis deepaki has iridescent scales and is just 20 cm long

Keeping track: Detecting variants relies on whole genome sequencing. Globally, over 1 million SARS CoV-2 genomes have been sequenced to date.

Coronavirus: What are variants of concern?

T. Jacob John Mahesh Moorthy Variants of concern, widespread relaxation of COVID-19 appropriate behaviour have kicked off new waves of transmission

Health

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On May 5, U.S. President Joe Biden had announced that he will support an initiative at the World Trade Organisation (WTO) to waive Trade Related Intellectual Property Rights (TRIPS) protection for COVID-19 vaccines.

Patents & vaccines Explained | What the easing of IP norms on Covid vaccines means for India

Vikas Dhoot The challenge moves to the next level and needs to navigate fineprint consensus building through bureaucratic layers of WTO and member countries’ national governments.

RDIF believes the new vaccine will pave way for the immunisation of a larger number of people in a shorter time frame.

Covid-19 | Russia authorises use of single dose vaccine Sputnik Light

N.Ravi Kumar Analysis of data after 28 days of administration of vaccine showed an efficacy of 79.4%.

Technology

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Facebook bans Signal after highlighting Instagram’s ad-targeting practice

Sowmya Ramasubramanian This isn’t the first time Signal is taking a dig at Facebook. The company has taken to Twitter several times in the past to call out Facebook’s privacy practices.

It is important that users don’t share their passwords with anyone, particularly over text, email or any other online platform.

World Password Day | How to keep your password secure

Aditya Saroha Passwords with a user’s name or their pet’s name can make it easy for cyber criminals to hack as a lot of personal data is available online.

Sundar Pichai, Chief Executive Officer of Alphabet, at the 50th World Economic Forum in Davos, Switzerland, January 22, 2020.

20% Google employees to permanently work from home, Pichai says

Aditya Saroha Google employees can also choose to choose to work from anywhere other than their main office for up to 4 weeks a year. Their managers must approve such requests.

Environment

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The business of gardening continues to bloom across India amid the pandemic

Priyadarshini Paitandy Nivedita Ganguly As first-time gardeners find comfort in nurturing plants and growing their own food at home, nurseries across the country bolster their inventory to keep up with rapid sales

Nikita and Nishita Baliarsingh, co-founders of Nexus Power

startups This woman-run startup uses crop residue to create bio-batteries

Anisha Menezes Solving three problems at once, Odisha startup Nexus Power uses crop remnants to create bio-organic, fast-charging batteries for electric vehicles

This undated image courtesy of Biologist Erick Lundgren shows a mule deer doe and fawn using a donkey well.

How donkeys digging wells help life thrive in the desert

AFP They found that wells dug by the "equids" to depths of up to six feet increased water availability for many native desert species

Agriculture

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Going green: An amaranthus farm in full leafy glory, near the Vellayani lake, at Venganoor in Thiruvananthapuram. Photo: S. Gopakumar

Eriophyid mite infestation found in amaranthus

Staff Reporter The pest reduces yield by causing severe malformation of the shoot

Fish-rearing in campus pond has been a success for TNAU’s Cotton Research Station at Veppanthattai in Perambalur district.

Cotton Research Station’s trial test with pisciculture successful

Special Correspondent The Cotton Research Station at Veppanthattai in the district, affiliated to Tamil Nadu Agricultural University, has successfully reared fish in its farm ponds to demonstrate scope for income augmentation for farmers.The bountiful rainfall of 1,160 mm in the district in 2020, which was 45% more than the normal level, helped in use of harvested water for multiple purposes including raising of short-duration additional crops and pisciculture.Multiple-Use of Harvested Rain Water (MUHRW) was an

Multimedia

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A researcher at Nanyang Technological University's attaching an electrode on the surface of a Venus flytrap plant at a laboratory in Singapore, as scientists develop a high-tech system for communicating with vegetation.

Watch | Scientists develop ‘robo-plants’ to interact with plants

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Covid-19 | Russia authorises use of single dose vaccine Sputnik Light

Explainer | What is Facebook’s Oversight Board?

Patents & vaccines National

Explained | What the easing of IP norms on Covid vaccines means for India

U.S. Senate panel to take up technology research spending bill

Microsoft to allow EU customers to process, store data in the region

Nintendo forecasts decline in Switch sales, warns of chip uncertainty

IBM unveils 2-nanometre chip technology for faster computing

The technology could be as much as 45% faster than the mainstream 7-nanometre chips in many of today's laptops and phones and up to 75% more power efficient, the company said.

Facebook bans Signal after highlighting Instagram’s ad-targeting practice

This isn’t the first time Signal is taking a dig at Facebook. The company has taken to Twitter several times in the past to call out Facebook’s privacy practices.

Oxygen saturation of 92 or 93 should not be considered critical, says Randeep Guleria

This level is only a buffer that enables a patient to reach hospital on time: AIIMS director

Telangana farmers to get 25.5 lakh tonne fertilisers for kharif

The State Government has decided to allot 25.5 lakh metric tonne fertilisers for the farm sector during the upcoming Vaanakalam (kharif) season.The

World Password Day | How to keep your password secure

Passwords with a user’s name or their pet’s name can make it easy for cyber criminals to hack as a lot of personal data is available online.

Can’t find a vaccine slot? Coders come to the COVID-19 jab rescue

Having trouble finding vaccination centres on CoWIN or Aarogya Setu? These vaccine hacks, started by technologists across the country, are being lapped up by the public — and understandably so

Farmers at stake as fertiliser prices go up

The leaders of Indian Farmers Movement and the Malayora Karshaka Samiti say the price hike of the fertilisers can be controlled only by restricting the supremacy of various private fertiliser giants in the price fixing mechanism.

Wellbeing quiz: The heat is on

Take this simple quiz on heat stroke

20% Google employees to permanently work from home, Pichai says

Google employees can also choose to choose to work from anywhere other than their main office for up to 4 weeks a year. Their managers must approve such requests.

Meme-based cryptocurrency Dogecoin soars 40% to all-time high

Dogecoin, launched as a satirical critique of 2013's cryptocurrency frenzy, has climbed 41% in the last 24 hours to a record $0.68, according to CoinMarketCap.

Tesla developing platform to allow car owners in China access data

Tesla, which makes Model 3 sedans and Model Y sport-utility vehicles at its Shanghai factory, aims to launch the data platform this year, it said in a statement.

These COVID-19 patients coped with isolation and anxiety in their own uplifting ways

It’s a long road to recovery for people testing positive in this second wave of COVID-19. Trusty transistors, well-thumbed Harry Potter books, and family on constant video calls is what got them by

‘Resident Evil Village’ game review: Survival horror at its finest — and most blood-chilling

Capcom’s Resident Evil Village bleeds with stunning settings, eye-catching character design and snappy gun-play — and, yes, we finally get to meet the hypnotically-tall Lady Dimitrescu

Coronavirus | Scientists’ body INSACOG shared analysis on new strains with government, says member

INSACOG, the Indian SARS-CoV-2 Genome Sequencing Consortia, is involved in sequencing genomes of coronavirus samples in different States.

Finding success with a soil-less medium for terrace gardens

Growbag with rice husk as major component helps plants grow

High-tech hunt for scarce COVID-19 vaccines in India raises fear for fairness

Computer experts have used the publicly available coding of the CoWIN platform to create websites that post results every few minutes after running automated searches on the government website

Twitter hears from record respondents over world leader rules

Twitter’s month-long survey asked questions like whether world leaders breaking Twitter's rules should face "greater or lesser" consequences then other users and whether it was ever appropriate for Twitter to permanently suspend the account of a current president or prime minister

How donkeys digging wells help life thrive in the desert

They found that wells dug by the "equids" to depths of up to six feet increased water availability for many native desert species

Facing chips shortage, Biden may shelve blunt tool used in COVID fight

The official said the administration is pushing chips usersand producers to increase transparency by improving the capacityto forecast demand and generating better information on howchips are moving through supply chains to end users

Question Corner: What makes chocolate smell musty and mouldy?

Readers may send their questions/answers to questioncorner@thehindu.co.in

The business of gardening continues to bloom across India amid the pandemic

As first-time gardeners find comfort in nurturing plants and growing their own food at home, nurseries across the country bolster their inventory to keep up with rapid sales

Epic Games’ Fortnite earned $9 billion in its first two years

The game had about 200 million registered users worldwide by November 2018, and it reached the 350 million users mark in May last year.

A voice assistant for the elderly to answer medical queries

The model is an end-to-end question answering system, and improves on the assistant’s ability to understand the question, instead of asking the user to restate it

Best from science journals: Icy clouds on Mars

Here are some of the most interesting research papers to have appeared in top science journals last week.

It’s a goal for Forest Department in Tamil Nadu as it nets wild elephant Rivaldo

Pachyderm had got used to humans and stayed near village for months

Hackers target Indian users with fake COVID-19 vaccine registration message

Hackers first send users an SMS message which says “REGISTER FOR COVID VACCINE from age 18+” and asks users to register with the ‘COVID-19’ app.

Twitter acquires news startup Scroll in push for subscriptions

The deal will help Twitter build a subscription feature, such as letting users access premium features from news outlets or a writer's Revue newsletter

Verizon sells internet trailblazers Yahoo and AOL for $5B

Verizon has been shedding media assets as it refocuses on wireless, spending billions on licensing the airwaves needed for the next generation of faster mobile service, called 5G

Germany could lose last glaciers in 10 years

Scientists had previously estimated the glaciers would be around until the middle of the century. But the melting has accelerated dramatically over the last years.

Explainer | How does an oxygen concentrator help?

The device can aid those whose oxygen saturation levels are between 88 and 92 by reducing the burden on the lungs.

Why vultures are important to protect Nature

Arulagam Foundation’s Instagram video throws light on why the much-maligned vultures are vital for infection control in our ecosystem

PlayStation and Discord to partner for social gaming

As part of the agreement, Sony’s video game company has made a minority investment in Discord’s Series H round.

Epic Games CEO cites Apple’s ‘total control’ over iPhones at first day of antitrust trial

Epic broke Apple's rules in August when it introduced its own in-app payment system in "Fortnite" to circumvent Apple's commissions. In response, Apple kicked Epic off its App Store.

Chipmaker TSMC eyeing expansion of planned Arizona plant

TSMC, the world's largest contract chipmaker, announced in May 2020 it would build a $12 billion factory in Arizona.

Scientists see flaws in govt-backed model's approach to forecast pandemic

A parameter that was inaccurate and calibration errors may have led to predictions that did not signal the catastrophic second wave.

100 million-year-old bones of sauropods discovered in Meghalaya

The finding makes Meghalaya the fifth state in India after Gujarat, Madhya Pradesh, Maharashtra, and Tamil Nadu to report Sauropod bones having titanosaurian affinity.

How long is the solar system's longest day? Venus has the answer

The study found that a single Venusian rotation takes 243.0226 Earth days

New species of shrew discovered in Andamans’ Narcondam Island

Crocidura narcondamica, an insectivorous mammal, was found in the volcanic and uninhabited island.

'Speculative excess': ethereum finds new peak in sizzling crypto market

ETH hits new record of $3,457, ETH/BTC at nearly three-year high.

EBay says open to accepting to cryptocurrencies in future, exploring NFTs

A growing number of companies have begun to accept virtual currencies as a form of payment.

Apple hires ex-Google AI scientist who resigned after colleagues' firings

Bengio is expected to lead a new AI research unit at Apple under John Giannandrea, senior vice president of machine learning and AI strategy, two people familiar with the matter said.

Eriophyid mite infestation found in amaranthus

The pest reduces yield by causing severe malformation of the shoot

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A patient being taken in an auto-rickshaw to the COVID-19 Ward at King George Hospital, in Visakhapatnam on Monday.

163K | COVID-19 | A.P. strain at least 15 times more virulent

Asiatic Lion seeks the comfort of a shade in its enclosure at the Nehru Zoological Park as the temperatures are rising with the onset of summer in Hyderabad on Saturday.

74K | Eight Asiatic lions test positive in COVID-19, first in India

Photo: aiimsrishikesh.edu.in

43K | Science Ministry funds trial on effect of Gayatri Mantra in treating COVID-19

DMK president M.K. Stalin handing over a letter of his election as Legislature Party Leader to Governor Banwarilal Purohit on May 5, 2021. Photo: Special Arrangement

27K | Full list of Tamil Nadu Cabinet and Council of Ministers

Justice N.V. Ramana.

26K | News Analysis | A paradigm shift in Supreme Court after Justice N.V. Ramana takes over as CJI

Rohith Kumar, 22

25K | Bed blocking scam: Social worker, nephew held in sting operation

Relatives of a woman suffering from the coronavirus disease (COVID-19), carry an oxygen cylinder as she receives treatment in the emergency room of Holy Family Hospital in New Delhi.

23K | Coronavirus | COVID-19 surge may taper off by end of May, says virologist Gagandeep Kang

A view of the Supreme Court of India. File

22K | Supreme Court declares Maratha quota law unconstitutional

Family members and paramedical workers rush a coronavirus patient at Rajiv Gandhi Government General Hospital, in Chennai on May 3, 2021.

15K | Coronavirus | TN imposes fresh restrictions for 14 days from May 6