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Many unknowns: Terms such as immunity passports may not have relevance as we do not know about specific immune responses and duration of protection.

Is there a case for issuing immunity certificates?

While degree of protection conferred by natural infection is not known, no cases of true reinfection have been documented

Asymptomatic people too carry high viral loads

Important step: The improved methodwas developed for breeding A. stephensi mosquitoes in the lab.

Studying P. vivax malaria

Aswathi Pacha The method infects liver cells with mosquito-bred parasites

Successful endeavour: SpaceX lands in the Gulf of Mexico off the coast of Pensacola, Florida after 64 days in space.

SpaceX capsule with NASA crew safely home

AP 2 astronauts splash down off Florida; Elon Musk rushes to Houston to greet them

Health

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Asymptomatic people too carry high viral loads

R. Prasad The study underscores the importance of wearing masks, maintaining physical distancing to reduce chances of infections

No benefit of plasma therapy in reducing COVID-19 mortality risk, says AIIMS trial interim analysis

PTI AIIMS Director Dr Randeep Guleria told PTI on Thursday no clear mortality benefit of convalescent plasma therapy was seen during a trial conducted among 30 COVID-19 patients

Technology

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Microsoft tested hydrogen fuel cells to backup data centres

Microsoft to power its data centres with hydrogen fuel cells

Abhishek Chatterjee Microsoft has successfully tested a 250-kilowatt fuel system that powered a row of data centre servers for 48 consecutive hours this June.

Triller App on iOS.

TikTok alternatives rise in US as Trump bans the Chinese app

Ishan Patra During the week of July 27, collective installs of Triller, Byte, Dubsmash and Zynn was nearly 1.5 million, about 361% growth from the week of July 20.

India smartphone shipments drop in the second quarter

India’s smartphone shipment sees sharp drop as pandemic hits supply chain

Abhishek Chatterjee China-based vendors suffered the most after components and parts remained at the ports waiting to be cleared.

Environment

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Forest department official of the Athagarh division prepares bamboo seed balls which will be scattered into different reserve forests to enrich food stock for wild elephants.

Odisha turns to seed-bombs to fight a jumbo problem

Satyasundar Barik Forest officials hope bamboo seed balls will germinate and ensure food for elephants, preventing conflict with villagers

Image used for representation purpose only.

As floodwaters recede, hunters kill rhino in Kaziranga

Special Correspondent The horn of the rhinoceros, second to fall to poachers this year, was sawed off

Flying colours Castor mating

fauna Environment

Bring the butterflies home

Soma Basu If butterflies inspire you, here is how you can woo them to your frontyard or the mini-gardens in your backyard and balconies

Agriculture

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Now pitched as climate adaptive food, Kerala’s heritage Pokkali rice cultivation needs support

PRIYADERSHINI S Kerala’s Pokkali farmers need support to grow this indigenous rice that weathers floods, is salt tolerant and offsets ground water salinity.

A worker unloading toor dal bags at a stock yard in Gollapudi near Vijayawada.

High prices of pulses may affect nutrition security, says study

Jagriti Chandra ‘Following COVID-19 lockdown, all food groups witnessed spurt in prices compared to 2019’.

Multimedia

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Watch | Dogs, cats and COVID-19

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An eye for an i #399 Children

Magellan’s Venus adventure

Is there a case for issuing immunity certificates?

Flying high, flying straight

Coronavirus | Asymptomatic people too carry high viral loads

Studying P. vivax malaria

Coronavirus | WHO chief scientist warns against ‘vaccine nationalism’

Odisha turns to seed-bombs to fight a jumbo problem

Forest officials hope bamboo seed balls will germinate and ensure food for elephants, preventing conflict with villagers

As floodwaters recede, hunters kill rhino in Kaziranga

The horn of the rhinoceros, second to fall to poachers this year, was sawed off

Microsoft to power its data centres with hydrogen fuel cells

Microsoft has successfully tested a 250-kilowatt fuel system that powered a row of data centre servers for 48 consecutive hours this June.

TikTok alternatives rise in US as Trump bans the Chinese app

During the week of July 27, collective installs of Triller, Byte, Dubsmash and Zynn was nearly 1.5 million, about 361% growth from the week of July 20.

NGT directs UPPCB to recover ₹1.90 cr. form industrial unit in Uttar Pradesh

The green panel also noted that the industrial unit - C L Gupta Export Ltd- lacked treatment facility for effluents.

A parent’s guide to gadget-free play

After schoolwork on a screen is done, how do you make sure your child is not back on one, playing video games? Parents share what works for them

India’s smartphone shipment sees sharp drop as pandemic hits supply chain

China-based vendors suffered the most after components and parts remained at the ports waiting to be cleared.

European Commission opens probe into Google Fitbit $2.1bn deal

The regulator’s concerns arise from its preliminary probe on Google’s commitments that Fitbit’s data will be virtually separated from other datasets.

Twitter introduces new labels for government, state-affiliated media accounts

The micro-blogging platform said accounts of media outlets, where the state exercises control over editorial content through financial resources, direct or indirect political pressures, and control over production and distribution, will be labelled.

Coronavirus | India registers the highest number of daily cases currently in the world

Death tally crosses 42,500; Maharashtra, Tamil Nadu and Karnataka register three-digit tolls.

Uttarakhand, Maharashtra had highest leopard poaching in India: TRAFFIC study

‘Wildlife smugglers target the species lured by high profits and low risk of detection.’

Opposition MPs resist attempts to stall discussion on EIA draft

BJP MPs objected to debate at meting of parliamentary panel on S&T.

Google tests new feature in Files app to protect user data

Google says that access to the contents of the folder, even if it is in the background and not in current use, will be securely locked as soon as the user switches away from the Files app.

Unauthorised extraction of groundwater for commercial use criminal offence: NGT

The tribunal said that if anyone is found extracting groundwater, it is per se a criminal offence.

Global magnetic field of Sun’s atmosphere measured for the first time

This can help solve several puzzles about the solar atmosphere

India’s ‘Recycle Man’ makes bricks from discarded face masks

Binish Desai, India’s ‘Recycle Man’, makes bricks from discarded face masks

Switzerland signs vaccine deal with Moderna

The Swiss federal government has struck a deal with Moderna to supply Switzerland with 4.5 million doses of COVID-19 vaccine if the US biotech firm

Let’s bring the butterflies home

If butterflies inspire you, here is how you can woo them to your frontyard or the mini-gardens in your backyard and balconies

Samsung launches five new devices at its first-ever Unpacked virtual event

The technology company introduced Galaxy Note20 and Galaxy Note20 Ultra, Tab S7 and S7+, Galaxy Watch3, Galaxy Buds Live, and Galaxy Z Fold2 at the event.

Want to browse Netflix in Hindi? Now, you can.

This language diversification update is available across all devices on mobile, TV and web.

How does Facebook fact check claims about COVID-19 vaccines?

Facebook representatives said the company has been consulting with about 50 experts in public health, vaccines, and free expression on how to shape its response to claims about the new COVID-19 vaccines.

How a pandemic pushed social media influencers to evolve

Covid-19 has changed social media interactions and a growing tribe of creators are keeping up — with content that’s relatable, language agnostic and more authentic

Finding online fame in a pandemic

Social media influencers who cooked, laughed and styled their way to Instagram virality and fame during the lockdown. Plus some global pandemic stars

U.S. transactions with TikTok, WeChat will be banned in 45 days: Trump

The bans were ostensibly in response to concerns that the Chinese Communist Party could retrieve private data on Americans from these apps and CPC censorship on the apps

YouTube star Jake Paul's Los Angeles-area home raided by FBI

No one was taken into custody during the raids and no arrest warrant has been issued for Paul, says FBI.

Coronavirus | India’s COVID-19 cases cross 2 million

Health Ministry says recoveries have crossed 13.2 lakh and the case fatality rate is now 2.07%

Twitter finds security vulnerability in Android OS

The vulnerability could potentially be exploited by malicious apps installed on users’ devices, which work around Android’s system permissions.

Coronavirus | No benefit of plasma therapy in reducing COVID-19 mortality risk, says AIIMS trial interim analysis

AIIMS Director Dr Randeep Guleria told PTI on Thursday no clear mortality benefit of convalescent plasma therapy was seen during a trial conducted among 30 COVID-19 patients

Now pitched as climate adaptive food, Kerala’s heritage Pokkali rice cultivation needs support

Kerala’s Pokkali farmers need support to grow this indigenous rice that weathers floods, is salt tolerant and offsets ground water salinity.

Google pulls 2,500 China-linked YouTube channels over disinformation

The search giant said the channels were removed between April and June “as part of our ongoing investigation into coordinated influence operations linked to China.”

The Wellbeing Children's Quiz: V for Vitamins

How much do you know about the Vitamins that your body needs

Coronavirus | Centre releases ₹890 crore as COVID-19 aid for 22 States

Second instalment will be used for strengthening of infrastructure for testing, says Health Ministry

Apple’s new 27-inch iMac will get faster processors, double memory

The 27-inch iMac comes with the latest 6- and 8-core 10th generation Intel processors (Comet Lake). It is also available with the 10-core processor with Turbo Boost speeds reaching 5.0GHz.

TikTok to open first European data centre in Ireland

ByteDance said on Monday it was considering moving TikTok's headquarters overseas, following a British media report that the unit could relocate to London.

Seven dead, 60 infected by new tick-borne virus in China, says media reports

Virologists believe that the infection may have been passed on to humans by ticks and that the virus can be transmitted between humans.

EA’s FIFA 21 makes soccer stars look more real

EA Sports is said to have used AI to position players at the right spot to match the ability of a real world player with their virtual counterparts. Players with better tactical awareness will have bigger impact, the company said.

Byju’s acquires WhiteHat Jr for $300 million

Coding is fast emerging as a key skill for the futures, says the education technology firm

Facebook, Twitter pull Trump posts over coronavirus misinformation

Facebook has taken heat from lawmakers and its own employees in recent months for not taking action on inflammatory posts by Trump.

A virtual photo expo in the time of pandemic

It presents myriad shades of emotions, architectural splendour and the nature

Environment Ministry dithered on decision to close LG Polymers plant in Vishakapatnam

Documents show Section 5 of Environment Protection Act cited for plant closure.

Microsoft Teams announces new communication tools to reach larger audience

The new tools will make it possible to reach up to 20,000 participants using the Teams platform. For now, to provide more control and ease the way large scale meetings are managed, Microsoft has limited interactive meetings to 1,000 participants.

Virgin Galactic unveils design of its supersonic jet

Virgin Galactic has roped in Rolls-Royce, the world’s largest aircraft engine-maker, to collaborate in designing the engine propulsion technology for the company’s supersonic aircraft.

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