Science News, Nature, Technology, Gadgets - The Hindu

Rendering of an Atlas V launch.

Amazon picks launch partner to deploy Project Kuiper satellites

The company plans to use multiple launch vehicles and launch partners to support the deployment of all the 3,236 broadband satellites approved by the US Federal Communication Commission.

An eye for an i #433 Children

How a German engineer pioneered aerial photography

Working sequence: The first dose is a priming dose while the second dose given 28 days later is partially priming and partially boosting, and hence its boosting effect is short-lived, says Jacob John.

Can Covaxin booster dose prolong protection?

R. Prasad The booster dose will be given six months after the second dose, the company is to follow up the participants for at least six months

Lively ancestor: Artist's impression of a cynodont, a group that ultimately gave rise to the present-day mammals.

The story of 220-million-year-old rat-like creatures via microfossils

Aswathi Pacha The teeth were studied and compared with previously reported cynodonts

Health

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Department of Biotechnology Secretary Renu Swarup. File

Efforts being ramped up for massive production of vaccines: Department of Biotechnology Secretary

PTI Renu Swarup said a financial support of ₹400 crore is being provided to vaccine candidates from Zydus Cadilla, Biological E, Gennova and Bharat Biotech

A health worker helps a COVID-19 patient deboard an anbbulance at a Government-run hospital in Kolkata on April 17, 2021.

Coronavirus variant New coronavirus variant found in West Bengal

Jacob Koshy Coronavirus variants that carry some of the mutations associated with B.1.618 have also been found in the United States, Switzerland, Singapore and Finland.

Technology

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Facebook ad promoting a fake Facebook Messenger update.

Facebook Messenger users in over 80 countries hit by large-scale scam

Aditya Saroha Sowmya Ramasubramanian According to analysts at a Singapore-based cybersecurity firm Group-IB, cybercriminals distributed ads promoting an allegedly updated version of Facebook Messenger to harvest users’ login credentials.

How social media platforms have become ‘COVID-19 helplines’ to combat second wave in India

Sowmya Ramasubramanian While social media users commend the solidarity and promptness, misinformation around urgent COVID-19 needs remains rampant on these platforms

Amazon launches Fire TV Cube in India.

Amazon launches Fire TV Cube in India; users can control device with Alexa

Ishan Patra The far-field voice recognition in Fire TV Cube uses eight microphones and advanced beamforming technology to make sure Alexa clearly hears a user’s request when placed next to their TV.

Environment

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This June 2017 photo provided by the Norwegian Polar Institute shows a bowhead whale in the Fram Strait between Greenland and Svalbard.

A whale chorus reveals how climate change may be shifting migration

AFP The team suspects water temperature is playing a key role in the unusual behaviour, with bowheads known to avoid water outside a narrow range of around -0.5 to 2 degrees centigrade.

wildlife How to spot a snow leopard in its natural habitat

Prabalika M. Borah Ahead of Earth Day 2021, photographer Ismail Shariff — whose eye-catching wildlife photography of snow leopards in the Himalayas has gone viral — tells us how to pick out this elusive big cat in its natural habitat

Ramanathapuram Forest Range Officer S Sathish on winning the International Ranger Award 2021

Susan Joe Philip Satish won the award for his contribution to marine conservation at the Gulf of Mannar Marine National Park and Palk Bay region

Agriculture

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Chief Minister Y.S. Jagan Mohan Reddy launching the YSR Zero Interest Crop Loan Scheme, at his camp office on Tuesday.

Jagan launches zero interest subvention scheme for farmers

Staff Reporter Benefit for those who had availed themselves of loan during 2019-20 rabi and repaid it in time

Union Health Minister Dr. Harsh Vardhan. File

Food security COVID-19 disrupted food security for millions; will likely reverse progress on ending hunger by 2030: Harsh Vardhan

PTI Minister Harsh Vardhan addressed the 54th Commission on Population and Development in the United Nations on April 19

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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Mumbai foodtech company helps farmers earn profits while the sun shines

Data

Data | Kancheepuram’s COVID-19 case rate 10 times that of Porbandar, but vaccination rate 14 times lower

Facebook Messenger users in over 80 countries hit by large-scale scam

A supermoon and a meteor shower: astronomical events this April

Wellbeing quiz: Dangers lurking within the four walls

Vulnerability Technology

Encrypted chat app Signal alleges flaws in Cellebrite equipment

Intel defeats VLSI Technology in $3.1 billion patent trial

VLSI, a unit of the hedge fund Fortress Investment Group, had sued Intel in April 2019, alleging that products using “Speed Shift” technology infringed patents it had been assigned.

How social media platforms have become ‘COVID-19 helplines’ to combat second wave in India

While social media users are commending the solidarity and promptness, misinformation around urgent COVID-19 needs remains rampant on these platforms

All about missions to Space: The Hindu Science Quiz

Correct answers are highlighted in green. Click on the correct answer for further reading on the topic.

Watch | A robot to save drowning people

A video showing how a robot developed by an institute in Germany can help save drowning in people in lakes and swimming pools

A whale chorus reveals how climate change may be shifting migration

The team suspects water temperature is playing a key role in the unusual behaviour, with bowheads known to avoid water outside a narrow range of around -0.5 to 2 degrees centigrade.

How Kerala’s startup ecosystem is staying afloat during the pandemic

During the ongoing Coronavirus pandemic, new startups across Kerala were launched and existing ones gained traction in spite of several challenges

Amazon launches Fire TV Cube in India; users can control device with Alexa

The far-field voice recognition in Fire TV Cube uses eight microphones and advanced beamforming technology to make sure Alexa clearly hears a user’s request when placed next to their TV.

T. Rex walked slower than previously thought: study

The dinosaur's preferred speed was 4.61 kms an hour, close to the walking pace of humans and horses

Apple supplier Quanta says no business impact from ransomware attack

The hacker group, named REvil, claimed in a blog that it had infiltrated Quanta's network and retrieved some design files that appear to be related to an Apple MacBook designed in March, Bloomberg had reported.

Facebook tweaks ad tools ahead of Apple's privacy changes

The world's biggest social media company has been at loggerheads with Apple's 'App Tracking Transparency' feature.

U.S. senators question Apple and Google on app store dominance

Amy Klobuchar, the top Senate Democrat on antitrust issues, said Apple and Google can use their power to "exclude or suppress apps that compete with their own products" and "charge excessive fees that affect competition."

Bad offshore weather delays SpaceX launch until Friday

The four astronauts — from the U.S., Japan and France — will spend six months at the International Space Station.

Golden oriole to the Asian koel, a wealth of biodiversity

During lockdown, Kobita Dass Kolli and Lakshmi Prabhala documented birds, insects and plants in their backyards in Hyderabad and the result is a digital exhibition that opens for viewing on Earth Day 2021

In first, NASA’s Mars rover makes oxygen on another planet

The unprecedented extraction of oxygen, literally out of thin air on Mars, was achieved by an experimental device aboard Perseverance

Google Doodle celebrates Earth Day 2021 highlighting the importance of planting trees

The theme for this year's Earth Day is "Restore Our Earth" which focuses on natural processes and emerging green technologies that can restore the world's ecosystems

Coronavirus | ICMR clears decks for more dry swab tests

Indian Council of Medical Research (ICMR) on Wednesday issued a second advisory regarding using the RNA extraction free dry swab method for the

Coronavirus | Efforts being ramped up for massive production of vaccines: Department of Biotechnology Secretary

Renu Swarup said a financial support of ₹400 crore is being provided to vaccine candidates from Zydus Cadilla, Biological E, Gennova and Bharat Biotech

Coronavirus | IIT Kharagpur launches COVIRAP diagnostic technology

The results can be made available within 45 minutes of obtaining the patient sample.

E.U. proposes rules for high-risk artificial intelligence uses

The proposals are the 27-nation bloc's latest move to maintain its role as the world's standard-bearer for technology regulation

Farmers in Punjab, Haryana receive MSP directly in their bank accounts

Producers, arhtiyas happy over wheat procurement, says Punjab Food Minister

Coronavirus | Updated data from Covaxin phase 3 trial shows 78% efficacy

The efficacy against severe COVID-19 disease was 100%, Bharat Biotech claimed, but that against protecting from asymptomatic COVID-19 infection was 70%

Best from science journals: Monkey–human embryos

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

How to spot a snow leopard in its natural habitat

Ahead of Earth Day 2021, photographer Ismail Shariff — whose eye-catching wildlife photography of snow leopards in the Himalayas has gone viral — tells us how to pick out this elusive big cat in its natural habitat

Covaxin neutralises double mutant strain: ICMR

"ICMR study shows Covaxin neutralises against multiple variants of SARS-CoV-2.”

U.K. to investigate NVIDIA’s arm acquisition over national security concerns

Oliver Dowden, UK’s Digital Secretary, wrote to the country’s competition regulator, Competition and Markets Authority (CMA), instructing them to begin a ‘phase one’ investigation of the deal announced in September.

Reddit is testing a Clubhouse-like audio chat feature

Reddit’s announcement comes at the same time as Facebook’s, that revealed several new audio products on its platform

Meet Ameronothrus twitter, new bug discovered via a tweet

At just 0.7 milimetres long, the mites are miniscule and harmless to people, Shimano said. They are a type of coastal mite that eats algae and lichen and lives in a group.

Daily Mail owner sues Google for monopoly over ad business

The lawsuit, which was filed in U.S. District Court in NewYork by the British-based company, also said that Google"punished" publishers who "do not submit to its practices"

U.S. Senate panel mulls revoking Big Tech immunity citing COVID scams online

In March, Facebook Chief Executive Mark Zuckerberg called for a Section 230 reform that would give publishers immunity only if they follow best practices for removing damagingmaterial from their platforms

China-linked hackers used VPN flaw to target U.S. defense industry

Chinese Embassy spokeperson Liu Pengyu said China "firmly opposes and cracks down on all forms of cyber attacks," describing FireEye's allegations as "irresponsible and ill-intentioned"

Apple's new AirTags could factor into U.S. Senate antitrust hearing

Apple said it had recently opened its iPhone's systems to third-party tag trackers in ways that meet Apple's privacy standards

EMA wants warning of blood clots with low platelet count for Johnson and Johnson vaccine

The safety committee also ‘concluded that these events should be listed as very rare side effects of the vaccine’.

Astronauts to fly reused SpaceX rocket, capsule for 1st time

This will be SpaceX’s third crew flight for NASA from Florida's Kennedy Space Center in under a year.

Coronavirus | New virus lineage found in West Bengal

It has a major mutation that helps it evade immune system and possibly compromise vaccine efficacy

Apple event | Apple announces AirTags for lost items, slim iMacs in new colours

Apple also updated its Apple TV set top box with better colour output and a faster processor chip.

Jagan launches zero interest subvention scheme for farmers

Benefit for those who had availed themselves of loan during 2019-20 rabi and repaid it in time

Apple Special Event ‘Spring Loaded’: New iMacs and iPad Pro, Apple TV 4K, AirTag and purple iPhone 12's

Tim Cook and his team enjoyed an outdoorsy spring launch of an updated iPad Pro, iMac, Apple TV – and the much-anticipated launch of the AirTag.

A campaign to save Visakhapatnam’s 2000-year-old Buddhist site of Thotlakonda

Historians and biologists campaign to protect the ancient Buddhist site of Thotlakonda in Visakhapatnam, which is home to an estimated 90 species of birds

Cyber agency asks Indian FB users to enhance account privacy after global data leak

A cyber security expert had spoken about this online leak earlier this month, which was acknowledged by the company, stating that “this is old data that was previously reported on in 2019. We found and fixed this issue in August 2019”.

China plans $3 billion supercomputing centre to analyse data from space

In the next decade, China envisions massive constellations of commercial satellites that can offer services ranging from high-speed internet for aircraft to tracking coal shipments.

Eastern India most vulnerable to climate change, says study

Assessment by two IITs and the IISc finds 24 of India’s 100 districts most vulnerable to climate change are in Assam

PayPal’s Venmo launches crypto buying and selling

With more than 70 million customers, Venmo is one of the most popular payment apps in the United States, especially among younger consumers who use it to pay friends and family. It processed around $159 billion in payments last year.

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