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Science

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Pluto's atmosphere is disappearing. New research explains why

Pluto takes 248 Earth years to complete one full orbit around the Sun, and its distance varies from its closest point, about 30 astronomical units from the Sun (1 AU is the distance from the Earth to the Sun), to 50 AU from the Sun.
A synthetic perspective view of Pluto, based on high-resolution images from Nasa's New Horizons spacecraft.(Reuters Photo)
A synthetic perspective view of Pluto, based on high-resolution images from Nasa's New Horizons spacecraft.(Reuters Photo)
Published on Oct 12, 2021 07:47 AM IST
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By hindustantimes.com, Hindustan Times, New Delhi

In a rocky Israeli crater, scientists simulate life on Mars

Here, in the Ramon Crater in the desert of southern Israel, a team of six - five men and one woman - have begun simulating what it will be like to live for about a month on the red planet.
Outside, other engineers and specialists work with a drone and rover to improve autonomous navigation and mapping on a world where GPS is not available.(Photo via Nasa)
Outside, other engineers and specialists work with a drone and rover to improve autonomous navigation and mapping on a world where GPS is not available.(Photo via Nasa)
Published on Oct 11, 2021 12:09 PM IST
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Reuters | , Ramon Crater

Moon remained volcanically active longer than thought, suggest Chinese samples

  • One of the main objectives of Chang'e-5, named after the mythical Chinese goddess of the moon, was to find out how long the moon remained volcanically active.
The moon rises behind the storage tanks of a local oil refinery in Omsk, Russia June 5, 2020 (REUTERS/Alexey Malgavko/File Photo)
The moon rises behind the storage tanks of a local oil refinery in Omsk, Russia June 5, 2020 (REUTERS/Alexey Malgavko/File Photo)
Published on Oct 09, 2021 09:22 PM IST
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Reuters | By hindustantimes.com

Nobel Prize in Chemistry 2021: Benjamin List, David MacMillan declared winners

  • Benjamin List (Germany) and David MacMillan (US) win Nobel Chemistry Prize
Benjamin List, David MacMillan
Benjamin List, David MacMillan
Published on Oct 06, 2021 03:26 PM IST
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AP | , Stockholm

Nobel Prize in Physics 2021: Manabe, Hasselmann and Parisi declared winners

  • Scientists Syukuro Manabe, Klaus Hasselmann and Giorgio Parisi won the 2021 Nobel Prize for Physics for their "groundbreaking contributions to our understanding of complex physical systems," the award-giving body said on Tuesday.
Scientists Syukuro Manabe, Klaus Hasselmann and Giorgio Parisi won the 2021 Nobel Prize for Physics 
Scientists Syukuro Manabe, Klaus Hasselmann and Giorgio Parisi won the 2021 Nobel Prize for Physics 
Published on Oct 05, 2021 03:27 PM IST
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AP | , Oslo

‘Thought it was a prank’: How winners of Nobel Prize in medicine reacted to win

The Nobel committee posted pictures of David Julius and Ardem Patapoutian after they jointly won the 2021 Nobel Prize in medicine, which showed Julius enjoying a cup of coffee with his wife while the latter watched the award ceremony in bed with his son.
Thomas Perlmann, secretary of the Nobel Assembly and the Nobel Committee, announces the winners of the 2021 Nobel Prize in Physiology or Medicine David Julius and Ardem Patapoutian (seen on the screen) during a press conference at the Karolinska Institute in Stockholm, Sweden on October 4, 2021. (TT News Agency/Jessica Gow via REUTERS)
Thomas Perlmann, secretary of the Nobel Assembly and the Nobel Committee, announces the winners of the 2021 Nobel Prize in Physiology or Medicine David Julius and Ardem Patapoutian (seen on the screen) during a press conference at the Karolinska Institute in Stockholm, Sweden on October 4, 2021. (TT News Agency/Jessica Gow via REUTERS)
Published on Oct 04, 2021 08:50 PM IST
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Written by Sharangee Dutta | Edited by Avik Roy, Hindustan Times, New Delhi

Study shows close association between excess weight and Covid-19 mortality

The research, published in the journal Public Health in Practice, analysed plausible associations of Covid-19 mortality and excess weight in nearly 5.5 billion adults from 154 countries around the world.
A BMC health worker checks temperatures before Covid-19 test of passengers arriving on outstation trains at Dadar station, in Mumbai( Satish Bate/Hindustan Times)
A BMC health worker checks temperatures before Covid-19 test of passengers arriving on outstation trains at Dadar station, in Mumbai( Satish Bate/Hindustan Times)
Published on Oct 04, 2021 05:26 PM IST
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PTI | , Washington

Study finds Mars' surface got shaped by furious floods from overflowing craters

The study found that the floods, which probably lasted mere weeks, eroded more than enough sediment to completely fill Lake Superior and Lake Ontario.
The findings of the study were published in the journal 'Nature'.(AFP Photo)
The findings of the study were published in the journal 'Nature'.(AFP Photo)
Published on Oct 04, 2021 12:35 PM IST
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ANI | , Washington

Europe-Japan space mission captures first images of Mercury

  • Earlier missions have detected evidence of ice in the deepest recesses of the planet's polar craters.
A handout photo made available by the European Space Agency on October 2, 2021 shows a view of Mercury captured on October 1, 2021 by the joint European-Japanese BepiColombo mission as the spacecraft flew past the planet for a gravity assist manoeuvre.(AFP)
A handout photo made available by the European Space Agency on October 2, 2021 shows a view of Mercury captured on October 1, 2021 by the joint European-Japanese BepiColombo mission as the spacecraft flew past the planet for a gravity assist manoeuvre.(AFP)
Published on Oct 03, 2021 06:10 AM IST
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AFP |

Study shows Covid variants getting better at travelling through air

  • The researchers said that public health measures will have to be implemented further for those who have to meet people and also for those working indoors.
A lone passenger wearing a protective face mask walks from a deserted train platform at Flinders Street during morning commute hours on the first day of a lockdown as the state of Victoria looks to curb the spread of a coronavirus disease (COVID-19) outbreak in Melbourne, Australia(REUTERS)
A lone passenger wearing a protective face mask walks from a deserted train platform at Flinders Street during morning commute hours on the first day of a lockdown as the state of Victoria looks to curb the spread of a coronavirus disease (COVID-19) outbreak in Melbourne, Australia(REUTERS)
Published on Oct 02, 2021 10:14 PM IST
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Written by Shankhyaneel Sarkar | Edited by Poulomi Ghosh, Hindustan Times, New Delhi

8-year-old Brazilian girl dubbed world's youngest astronomer

  • The Brazilian girl is known as the world's youngest astronomer, looking for asteroids as part of a Nasa-affiliated program, attending international seminars and meeting with her country's top space and science figures.
Brazilian 8-year-old astronomer Nicole Oliveira poses for a picture with her telescope in Fortaleza, Brazil.(AFP)
Brazilian 8-year-old astronomer Nicole Oliveira poses for a picture with her telescope in Fortaleza, Brazil.(AFP)
Published on Oct 01, 2021 10:55 PM IST
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AFP |

3D printed vaccine patch may offer greater protection than shot 

The team at Stanford University and the University of North Carolina at Chapel Hill (UNC) in the US applied the vaccine patch directly to the skin of animals, which is full of immune cells that vaccines target.
The technique uses 3D-printed microneedles lined up on a polymer patch and barely long enough to reach the skin to deliver vaccine.(uncnews.unc.edu)
The technique uses 3D-printed microneedles lined up on a polymer patch and barely long enough to reach the skin to deliver vaccine.(uncnews.unc.edu)
Published on Sep 27, 2021 05:37 PM IST
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PTI | , Boston

Children born in 2021 to be twice as affected by climate change: Study

A new study showed that today's young generation will be much severely affected by climate extremes like wildfires, droughts, floods etc than today's adults.
Local residents look at the wildfire approaching the village of Gouves on Evia (Euboea) island, the second largest Greek island on August 8. (Picutre for representation only)(AFP)
Local residents look at the wildfire approaching the village of Gouves on Evia (Euboea) island, the second largest Greek island on August 8. (Picutre for representation only)(AFP)
Published on Sep 27, 2021 03:18 PM IST
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ANI | , Brussels (belgium)

NASA, Boeing helping Russia in trying to probe cause of cracks on space station

According to Russian Rocket and Space Corporation Energia, persistent air leaks on the ISS could be the result of welding errors made inside the Zarya and Zvezda modules three decades ago.
Soloviev said that Russian cosmonauts were going to install highly sensitive vibration sensors inside the Russian segment of the ISS in the hope of finding the cause of air leaks.(REUTERS)
Soloviev said that Russian cosmonauts were going to install highly sensitive vibration sensors inside the Russian segment of the ISS in the hope of finding the cause of air leaks.(REUTERS)
Published on Sep 27, 2021 10:37 AM IST
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ANI | , Moscow

US engineers create ‘smallest-ever human-made flying structure’

  • The engineers behind this microflier optimised their design by studying maple trees and other types of wind-dispersed seeds
The team of engineers said that some of the micro fliers, which were created using computational modelling to allow a rapid design optimisation (Photo: Northwestern University)
The team of engineers said that some of the micro fliers, which were created using computational modelling to allow a rapid design optimisation (Photo: Northwestern University)
Published on Sep 24, 2021 12:03 PM IST
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By hindustantimes.com | Written by Ayshee Bhaduri | Edited by Meenakshi Ray, Hindustan Times, New Delhi

Around 23,000 years old human footprints in North America found in New Mexico

The footprints were found in a dry lake bed in White Sands National Park, first spotted in 2009 by a park manager.
Fossilized human fossilized footprints at the White Sands National Park in New Mexico. (AP)
Fossilized human fossilized footprints at the White Sands National Park in New Mexico. (AP)
Published on Sep 24, 2021 05:52 AM IST
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AP | , Washington

Why has Nasa chosen the Nobile Crater of Moon's south pole for Viper's landing?

  • Volatiles Investigating Polar Exploration Rover (Viper) will be launched aboard SpaceX Falcon-Heavy rocket in 2023 as part of Nasa’s Artemis programme.
A data visualization showing the mountainous area west of Nobile Crater and the smaller craters that litter its rim at the lunar South Pole.(Nasa)
A data visualization showing the mountainous area west of Nobile Crater and the smaller craters that litter its rim at the lunar South Pole.(Nasa)
Published on Sep 21, 2021 03:58 PM IST
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By hindustantimes.com | Written by Kunal Gaurav, Hindustan Times, New Delhi

Moroccan cave provides oldest clues about origin of human clothing

Scientists on Thursday said artifacts unearthed in a cave in Morocco dating back as far as 120,000 years ago indicate that humans were making specialized bone tools, skinning animals and then using tools to process these skins for fur and leather.
The cave artifacts date to a time period when evidence of personal adornment and other signs of human symbolic expression appear at various archaeological sites.(Shutterstock (Representative Image))
The cave artifacts date to a time period when evidence of personal adornment and other signs of human symbolic expression appear at various archaeological sites.(Shutterstock (Representative Image))
Published on Sep 19, 2021 06:31 AM IST
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Reuters |

Researchers make whitest paint in world. It can omit the need for an AC

The researchers explained that this paint can be used to cover an entire roof area of nearly 1,000 square feet that would equal to the cooling power of 10 kilowatts, which is more powerful than the air conditioners used in houses.
Xiulin Ruan, a Purdue University professor of mechanical engineering, and his students have created the whitest paint in the world. (Purdue University photo/John Underwood)
Xiulin Ruan, a Purdue University professor of mechanical engineering, and his students have created the whitest paint in the world. (Purdue University photo/John Underwood)
Published on Sep 19, 2021 12:13 AM IST
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Written by Sharangee Dutta | Edited by Poulomi Ghosh, Hindustan Times, New Delhi

Did Covid-19 jump from animals to humans on multiple occasions?

  • The anomalies require further investigation, scientists told Nature, suspecting that these mostly are the result of errors, but they raise a strong possibility that virtually diminishes the theory that the virus began spreading from a lab.
From where and how Sars-CoV-2 came is still not clear, although the closest resembling virus was found in bats in China(Reuters)
From where and how Sars-CoV-2 came is still not clear, although the closest resembling virus was found in bats in China(Reuters)
Published on Sep 17, 2021 06:49 AM IST
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By HT Correspondent, Hindustan Times, New Delhi

In first, SpaceX to send all-civilian crew into Earth orbit

  • A five-hour launch window for "Inspiration4" opens from 8:02 pm (0002 GMT Thursday), and weather conditions remain good with an 80 percent chance of launch, according to official forecasters.
A Falcon 9 rocket, with a Dragon capsule at its top, will blast off from the legendary launch complex 39A at NASA's Kennedy Space Center in Florida, where the Apollo 11 mission once took off for the Moon.(SpaceX)
A Falcon 9 rocket, with a Dragon capsule at its top, will blast off from the legendary launch complex 39A at NASA's Kennedy Space Center in Florida, where the Apollo 11 mission once took off for the Moon.(SpaceX)
Published on Sep 16, 2021 05:10 AM IST
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AFP |

Future risk of ALS linked to blood lipoprotein levels

  • ALS is the commonest form of motor neuron disease - a progressive nervous system disease that destroys nerve cells responsible for voluntary movement such as walking and talking.
Researchers are keen to identify biomarkers linked to ALS, which could ultimately lead to much earlier diagnosis(Shutterstock)
Researchers are keen to identify biomarkers linked to ALS, which could ultimately lead to much earlier diagnosis(Shutterstock)
Published on Sep 15, 2021 08:14 AM IST
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ANI | , Washington

SpaceX Inspiration4 to have 1st all civilian space mission with minimal training

  • Organised and funded by entrepreneur Jared Isaacman, the biggest difference between Inspiration4 and the flights performed earlier this year is the destination.
Hayley Arceneaux, a pediatric bone cancer survivor, has been chosen for historic Inspiration4 all-civilan mission to Space.(via REUTERS)
Hayley Arceneaux, a pediatric bone cancer survivor, has been chosen for historic Inspiration4 all-civilan mission to Space.(via REUTERS)
Published on Sep 11, 2021 09:44 AM IST
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Written by Susmita Pakrasi | Edited by Meenakshi Ray, Hindustan Times, New Delhi

Prehistoric winged lizard unearthed in Chile

  • The discovery was also "the oldest known pterosaur found in Chile," the scientists reported in the scientific journal Acta Paleontologica Polonic.
Handout picture released by the Universidad de Chile showing a fossil of a pterosaur found by a group of scientists in the Atacama Desert, in northern Chile, (AFP)
Handout picture released by the Universidad de Chile showing a fossil of a pterosaur found by a group of scientists in the Atacama Desert, in northern Chile, (AFP)
Published on Sep 11, 2021 08:28 AM IST
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AFP |

NASA's Perseverance rover collects puzzle pieces of Mars' history

After collecting its first sample, named "Montdenier" on September 6, the team collected a second, "Montagnac," from the same rock on September 8, according to a release by NASA.
In image released by NASA and taken by NASA's Perseverance rover on September 7, 2021, two holes where the rover's drill obtained chalk-size samples from rock nicknamed
In image released by NASA and taken by NASA's Perseverance rover on September 7, 2021, two holes where the rover's drill obtained chalk-size samples from rock nicknamed "Rochette."(AFP)
Published on Sep 11, 2021 05:24 AM IST
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ANI | , Washington

Researchers create chameleon-like artificial ‘skin’, can instantly change colour

Researchers said the total thickness of the flexible, multi-layered artificial skin is less than a hundred micrometres - thinner than human hair.
A chameleon robot covered with artificial skin changes its skin colour based on itssurroundings. (Reuters Photo)
A chameleon robot covered with artificial skin changes its skin colour based on itssurroundings. (Reuters Photo)
Published on Sep 10, 2021 01:38 PM IST
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By hindustantimes.com | Written by Meenakshi Ray

How long a Mars mission should last? Scientists say 4 years, explain why

The scientists, however, said their study shows that while space radiation imposes strict limitations and presents technological difficulties for the human mission to Mars, such a mission is still viable.
American space agency Nasa's Ingenuity Mars Helicopter captured by Mars Perseverance rover.(AFP Photo)
American space agency Nasa's Ingenuity Mars Helicopter captured by Mars Perseverance rover.(AFP Photo)
Published on Sep 07, 2021 07:57 AM IST
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By hindustantimes.com | Written by Amit Chaturvedi, Hindustan Times, New Delhi

NASA confirms Perseverance Mars rover got its first piece of rock

  • NASA said last week it thought it had accomplished the feat, but poorly-lit photographs taken by the rover meant that the team operating the mission were not certain whether the sample had stayed inside its tube.
Perseverance uses a drill and a hollow coring bit at the end of its 7-foot-long (2-meter-long) robotic arm to extract samples.(AFP)
Perseverance uses a drill and a hollow coring bit at the end of its 7-foot-long (2-meter-long) robotic arm to extract samples.(AFP)
Published on Sep 07, 2021 06:05 AM IST
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AFP |

Nasa shares photo of sceptre-like object in space captured by Hubble telescope

The photo captured by Hubble telescope is that of Herbig-Haro object - considered to be star groups at the very beginning of life. The first documented case of Herbig-Haro object was recorded in late 19th century by American astronomer Sherburne Wesley Burnham.
The Herbig-Haro object captured by Hubble telescope.(Twitter/@NASA)
The Herbig-Haro object captured by Hubble telescope.(Twitter/@NASA)
Published on Sep 06, 2021 05:01 PM IST
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By hindustantimes.com | Written by Amit Chaturvedi, Hindustan Times, New Delhi
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Tuesday, October 12, 2021