Science News - The Hindu- Page 20

Buoyant aerosol: Smaller droplets, less than five microns, evaporate faster than they settle, hence, get carried away by air to longer distances.

Can coronavirus spread through airborne transmission of aerosols?

A study measured the size distribution, travel distance and velocity of droplets when a person coughs or speaks

Fallout: COVID-19 will take away at least six months from the productive life of PhD students.

Plight of doctoral students during the pandemic

Useful discovery: The antibody could help block infection in cultured human cells.

Monoclonal antibody to block coronavirus infection identified

Aswathi Pacha The team had isolated the SARS virus duringthe outbreak of 2002

Mannequins covered with face masks displayed at a shop in Bengaluru’s Rajarajeshwari Nagar on Tuesday.

Coronavirus | Social distancing norms of 6 feet insufficient, virus can travel nearly 20 feet: study

PTI Novel coronavirus can spread up to three times further in cold and humid weather, according to the researchers

Editor's Pick

Herd immunity: The concept is generally used to calculate how many people will need to be vaccinated in a population in order to protect those who are not vaccinated.

Aiming to achieve herd immunity naturally is ‘dangerous’, WHO warns

R. Prasad Only well-designed studies on those recovered from COVID-19 can provide the much-needed information on immunity

Traditional belief and today’s science

D. Balasubramanian

AYUSH can fight COVID-19, while Ganga Jal can only carry it

Three -layered: The middle layer is deposited with anti-viral and anti-bacterial agents.

IISc develops antimicrobial composite material and testing protocols for PPEs

Shubashree Desikan It stops particles over 0.3 micrometres in size with about 95% efficiency

Multimedia

See All

Watch | What is a heat wave?

Other Articles

First
Prev
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Next
Last

Biomarkers found for lymph node metastasis in oral cancer

In a first, IISc team directly delivers protein into cells

Indian bullfrogs take to invasive behaviour early in Andamans

Indoor emissions affect air-quality standards

Cases of measles show alarming rise, warns WHO

Gagandeep Kang becomes first Indian woman to be elected Royal Society Fellow

Universe’s first molecule detected in space

Helium hydride ion, the first molecule that formed almost 14 billion years ago, was detected by NASA's flying observatory SOFIA towards a planetary nebula.

Genome sequencing to map population diversity

CSIR effort set to probe gene-disease link

Endogamy can be a major cause of infertility in Indian men, finds study

A total of 973 infertile men along with 587 fertile men screened for the study

Indian tigers are highly stressed due to human disturbances

Tigers in the Kanha reserve had the highest faecal glucocorticoids metabolites level (markers for stress)

Lakes filled with liquid methane spotted on Saturn’s moon Titan

The scientists suspect the lakes formed when surrounding bedrock chemically dissolved and collapsed

Now, a 3D printed heart with human cells, vessels

Scientists in Israel unveiled a 3D print of a heart with human tissue and vessels on Monday, calling it a first and a “major medical breakthrough”

3 Indian teams win NASA awards

NASA has awarded three teams from India as part its annual Human Exploration Rover Challenge, which invites high school and college students to build

‘First’ 3D printed heart has human cells, vessels

It raises possibility for transplants into patients in future

Coming, more GSLV satellite launch vehicles

Union Cabinet has granted approval

Oil consuming bacteria found at sea bottom

Scientists have discovered a unique oil eating bacteria in the Mariana Trench, the deepest part of the earth’s oceans, a finding that may pave way for

Life on Earth may have begun in ponds: study

Researchers say its origin in the ocean is less likely

Black hole snapped: How the picture of one of the universe’s most secretive objects was clicked

The data generated will help scientists understand how the jets of luminosity that enabled us to see the black holes actually work and behave.

JNCASR’s molecule improves recovery after spinal cord injury

In mice and rat models with spinal cord injury, the molecule led to recovery of sensory, motor functions

ICGEB’s novel yeast strain increases ethanol production

The strain produces ethanol by fermenting rice and wheat straw

‘Keep the cell wall shut’ model to fight bacterial infection

Even as we discover drugs and molecules to fight them, bacteria quickly mutate, resist

A coil in the stomach for better TB treatment

The coil eliminates the need for daily drug administration and brings down cost

What drives tiger dispersal

Terrain affects dispersal in different ways in the Western Ghats and central India

NASA’s ‘twins study’ highlights effects of spaceflight on body

It will guide future biomedical space research and help plan a safer Mars trip

Black hole named ‘Powehi’ by Hawaii university professor

The word apparently means “the adorned fathomless dark creation” or “embellished dark source of unending creation”.

Why is the discovery of the Black Hole important? | The Hindu Explains

Astronomers on April 10 unveiled the first photo of a black hole, one of the star-devouring monsters scattered throughout the Universe and obscured by

The Hindu Science Quiz: Of conjectures, connections and problems

Who solved the Poincare conjecture? What is so special about the twin prime conjecture? For answers, and more interesting questions, take this quiz!

How can a black hole be imaged?

Supermassive black hole, 55 million light years away, was imaged by Event Horizon Telescope

First ever image of a black hole revealed

Scientists have been puzzling over invisible “dark stars” since the 18th century, but never has one been spied by a telescope, much less photographed.

IIT Delhi issues show cause notice to Sanfe start-up for false claim

On April 7, Alt News debunked the claims of the company that the product was FDA-approved and tested by AIIMS

Study of AYUSH drugs must involve domain expert, says AYUSH advisory

The Ministry of Ayurveda, Yoga and Naturopathy, Unani, Siddha and Homoeopathy (AYUSH) has issued an advisory on April 2 asking all non-AYUSH

Get ready to see the first ever picture of a black hole

Data from the Event Horizon Telescope are likely to be released this week

Meteorite sheds light on the Sun’s infant years

Superflares were million times stronger than solar flares

Now, culture more skin cells in less time

Indigenous hydrogel was used in lieu of conventional plastic tissue culture plates

India might soon have the most Caesarean births

Number of caesareans was 17.2% for India during the period from Jan 2015 to Dec 2016

Tree crickets face low predatory risks during mate-searching

Field surveys and experiments also reveal that both sexes face similar predation risks

IIT Bombay’s bacteria preferentially degrade aromatic compounds

A unique bacterial strain isolated from soil contaminants was used in the study

Kerala forests home to new spider species

They were found in Eurasia, Africa

SPL, a major player in ISRO endeavours, reaches a milestone

VSSC to mark 50th anniversary with a seminar

The Hindu Science Quiz: Of ignition temperature, electrical resistivity and the photosphere

What is the ignition temperature of paper and what is the temperature the photosphere, the visible layer of the sun’s atmosphere? For answers, and more interesting questions take this quiz.

About 200 scientists come together to make an appeal to voters

"The appeal is not about voting for or against any party but to think about issues of evidence-based policy and scientific temper”

Hyderabad-based OMICS fined $50 million for ‘unfair, deceptive business practices’

The FTC had taken OMICS to the court on five main charges: Sham peer-reviewing, including editors without their consent or knowledge, misleading researchers using fancy impact factors, false claim about indexing the papers, and not informing of the publication fees

Study shows tiny black holes may not account for dark matter as stated by Stephen Hawking

For a whole night, the research team took 190 consecutive images of Andromeda galaxy

Enzyme to arrest bacteria cell growth discovered

It opens up fresh ways to target microbes, leading to a new wave of antibiotic drugs

India space debris may have doubled after Mission Shakti

NASA warns of risk to International Space Station

Starting May, ISRO to launch a string of ‘defence’ satellites

Launches of some earth observation satellites advanced

Groundwater system still exists on Mars: Study

The study, published in the journal Nature Geoscience, suggests that groundwater might be deeper than previously thought in areas where such streams are observed on Mars.

India's ASAT missile test created 400 pieces of debris, endangering ISS: NASA

But the risk will dissipate over time as much of the debris will burn up as it enters the atmosphere.

First
Prev
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
Next
Last

Delhi Home guard staff thermal screen the passengers waiting at the DTC bus stop amidst the lockdown imposed till May 31, in New Delhi on May 29, 2020.

73K | Coronavirus lockdown | Lockdown 5.0 to be strictly implemented in 13 cities

The fund was set up to accept donations for relief measures during the pandemic. Photo: Reuters

61K | Coronavirus | PM CARES is not a public authority under RTI Act: PMO

Migrant labourers walking towards Dr MGR Chennai Central via Poonamalee High Road

34K | Coronavirus | More relaxations as Tamil Nadu extends lockdown till June-end

Wajid Khan (R) with brother Sajid Khan of Sajid-Wajid duo during the Mirchi Music Awards in Mumbai on January 27, 2011.

29K | Wajid Khan of music composer duo Sajid-Wajid dies aged 42

Public wait in the queue under the scorching sun defying physical distancing norms at a ration shop in South Alagapuram in Salem.

28K | Coronavirus India lockdown Day 68 updates | May 31, 2020

24K | The dimming of a Chinese strongman’s aura

Migrant labourers pull handcart loaded with building materials during the nationwide lockdown in New Delhi on May 30, 2020.

23K | Coronavirus lockdown | Government eases a slew of restrictions; malls, religious places to open

A school teacher in Chennai Corporation school teaches tenth and twelfth standard students through online class in Chennai on Monday.

20K | Coronavirus India lockdown Day 69 live updates | June 1, 2020

This image made available by the U.S. Food and Drug Administration on Thursday, May 28, 2020 shows a label for the drug metformin.

20K | USFDA for recall of diabetes drug Metformin after tests find high levels of carcinogen