News / Science

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Science

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Solar storm alert: NASA predicts radio and GPS blackout on November 30. Know why

science

Published on Nov 28, 2023 01:27 PM IST

NASA and weather experts have alerted that a solar storm can hit the Earth on November 30, causing a minor blackout of radio and GPS signals.

A solar storm of low intensity is expected to strike Earth on November 30. (File photo)(Nasa)

ByVaishnawi Sinha

NISAR: 5 things to know about NASA and ISRO's joint satellite mission in 2024

NISAR is set to be a joint space mission between NASA and ISRO, set to be launched in the first couple of months in 2024.

NASA and SRO's joint space mission NISAR will be launched in January 2024 tentatively. (Photo - NASA)(NASA)

science

Published on Nov 28, 2023 09:15 AM IST

ByVaishnawi Sinha

What next for ISRO after Chandrayaan 3? Five upcoming Indian space missions

After the successful launch of India's lunar mission Chandrayaan 3, ISRO is planning to launch multiple space exploration mission.

Indian Space Research Organisation (ISRO) rocket carrying the Chandrayaan-3 spacecraft (File photo)(ISRO)

science

Published on Nov 26, 2023 03:59 PM IST

ByVaishnawi Sinha

New research reveals crucial insights on Antarctic ozone hole

The ozone layer 11 to 40 kilometres (seven to 25 miles) above Earth's surface filters out most of the Sun's ultraviolet radiation.

science

Published on Nov 21, 2023 10:06 PM IST

AFP |

Covid vaccine not responsible for sudden deaths among young Indians: Study

The study referred to certain reasons that might be the reason behind sudden deaths among young adults.

science

Published on Nov 21, 2023 10:46 AM IST

ByHT News Desk

Earth core's mysterious new layer formed due to surface water diving deep: Study

Earth comprises four primary layers: an inner core at the planet's center, surrounded by the outer core, mantle, and crust.

The researchers said that this discovery enhances our comprehension of Earth's internal mechanisms. (Representational Image)(Getty Images/iStockphoto )

science

Published on Nov 20, 2023 11:27 PM IST

ByLingamgunta Nirmitha Rao

Microbiome treatments are taking off

Faecal transplants are just the start of a new sort of medicine

The microbiome process takes a strong stomach, for the donations are of fresh faecal matter. “I don’t smell it any more,” says Dr Prossomariti.(Image by OpenClipart-Vectors from Pixabay )

science

Published on Nov 20, 2023 02:05 PM IST

The Economist

Even doctors can struggle to diagnose concussions

A new test could make it much easier

One of the problems, though, is properly diagnosing concussion in the first place. (Shutterstock)

science

Published on Nov 19, 2023 11:00 AM IST

The Economist

SpaceX Starship set for repeat test flight, seven months after last one blew up

Elon Musk - SpaceX's founder, chief executive and chief engineer - sees Starship as eventually replacing the company's workhorse Falcon 9 rocket.

People look on as SpaceX's next-generation Starship spacecraft is prepared for test launch from the company's Boca Chica launchpad near Brownsville, Texas, on November 17.(Reuters)

science

Published on Nov 18, 2023 04:13 PM IST

Reuters |

NASA to observe asteroid as wide as Empire State Building near-Earth encounter

Asteroid Apophis, the size of the Empire State Building, will make its closest approach to Earth in 2029.

(Photo: Shutterstock (For representational purposes only))

science

Published on Nov 10, 2023 05:00 PM IST

Reuters | | Posted by Singh Rahul Sunilkumar

Scientists detect oxygen in atmosphere of Venus

This is the first direct detection of oxygen on Venus, a planet with a thick atmosphere dominated by carbon dioxide.

Data from NASA's Magellan spacecraft and Pioneer Venus Orbiter is used in an undated composite image of the planet Venus. NASA/JPL-Caltech/Handout via REUTERS.

science

Updated on Nov 09, 2023 02:38 PM IST

Reuters | | Posted by Singh Rahul Sunilkumar

How can IIT Kanpur's ‘artificial rain’ help curb Delhi pollution issue?

Cloud seeding is an artificial method used to increase rainfall by introducing certain substances into clouds that serves various purposes.

In September, Delhi environment minister Gopal Rai, mentioned that the city government was gearing up to carry out cloud seeding as part of its winter action plan to combat air pollution.(Virendra Singh Gosain/HT PHOTO)

india news

Published on Nov 08, 2023 06:08 PM IST

ByLingamgunta Nirmitha Rao | Edited by Poulomi Ghosh

Euclid telescope sends back first images of cosmos from ‘dark universe’ mission

Stunning images of the ‘dark universe’ have been sent back by the Euclid space telescope

Euclid's view of the Horsehead Nebula(ESA)

science

Published on Nov 07, 2023 09:47 PM IST

ByArya Vaishnavi

How adult brains learn the new without forgetting the old

They keep a stock of unused synapses in reserve, to be activated as needed

Learning is a result of changes in the pattern of neural connectivity in the brain.

science

Published on Nov 05, 2023 01:00 PM IST

The Economist

Wearable devices can now prevent astronauts from being 'lost' in space

To defend themselves, astronauts often require significant training. Wearable gadgets have been identified by scientists to improve the efficacy of training.

science

Updated on Nov 04, 2023 07:34 PM IST

ANI | | Posted by Sreelakshmi B

Asteroid Dinkinesh has its own moon, pictures sent by NASA's spacecraft shows

The discovery was made during Wednesday’s flyby of Dinkinesh, 300 million miles (480 million kilometers) away in the main asteroid belt beyond Mars.

Picture of asteroid Dinkinesh captured by NASA.(X/NASA)

science

Published on Nov 03, 2023 09:01 PM IST

AP | | Posted by Sreelakshmi B

Asteroid dust caused 15-year winter that killed dinosaurs: Study

For the study, the international team of researchers was able to measure dust particles thought to be from right after the asteroid struck.

Back in 1980, father-and-son scientists Luis and Walter Alvarez first proposed that the dinosaurs were killed off by an asteroid strike that shrouded the world in dust.(REUTERS)

science

Published on Oct 30, 2023 11:23 PM IST

AFP |

NASA's big update on Osiris mission: ‘Struggling to open containers but…’

NASA’s OSIRIS-REx, the first US mission to collect a sample from an asteroid, delivered rocks and dust from asteroid Bennu to Earth on September 24.

Scientist prepare the sample return capsule from NASA's OSIRIS-REx mission for transport on September 24.(AFP)

science

Published on Oct 24, 2023 10:27 PM IST

ByHT News Desk

Drought in Brazil's Amazon reveals some 2,000-year-old engravings

The surfacing of the engravings on the riverbank have delighted scientists and the general public alike but also raised unsettling questions.

Ancient rock carvings reappeared in the region of the Lajes Archaeological Site due to the severe drought in Manaus, Amazonas State, northern Brazil, on October 21.(AFP)

science

Updated on Oct 22, 2023 09:15 AM IST

AFP |

Gaganyaan's first test flight lifts off after brief glitch

The uncrewed flight test with a single-stage liquid propulsion rocket, equipped with a Crew Module and Crew Escape System, lifted-off from SDSC.

The vehicle is 34.9 metres tall and has a lift-off weight of 44 tonnes.(ISRO Twitter)

india news

Updated on Oct 21, 2023 03:59 PM IST

ByShobhit Gupta

First pill for dengue shows promise in human challenge trial

The positive early data supports ongoing Phase II trials of the pill to prevent the four different types of dengue in a real world-setting.

There are currently no specific treatments for dengue.(File)

science

Published on Oct 20, 2023 01:51 PM IST

Reuters |

‘Hard to say’ when new Starship vehicle will be moon-ready, says SpaceX

A SpaceX executive said it’s “hard to say” when company’s new Starship vehicle will be ready as a lunar lander arguing that more testing was needed.

SpaceX’s Starship lifts off from the company’s Boca Chica launchpad(REUTERS)

science

Published on Oct 19, 2023 01:42 AM IST

Bloomberg | | Posted by Sreelakshmi B

What 'ring of fire' eclipse looked like from space? NASA shares images

Next annular solar eclipse in United States on June 21, 2039.

science

Published on Oct 18, 2023 10:38 PM IST

BySingh Rahul Sunilkumar | Edited by Aryan Prakash

ISRO 'very busy' with various exploration missions: What S Somanath said

ISRO is also working on regular scientific missions including communication, remote sensing satellites, Somanath said.

Indian Space Research Organisation (ISRO) Chairman S Somanath(ANI)

science

Published on Oct 15, 2023 10:50 PM IST

PTI |

Skygazers watch 'Ring of Fire' eclipse over Western Hemisphere

At any given location, the eclipse was visible from between 30 seconds and five minutes -- but people were urged to take safety precautions.

The moon moves in front of the sun during an annular solar eclipse, or ring of fire, (AP)

science

Published on Oct 15, 2023 10:59 AM IST

AFP |

ISRO to hold more test under Gaganyaan after maiden test: S Somanath

The Gaganyaan project envisages a demonstration of the human spaceflight capability by launching a human crew to an orbit of 400 km.

science

Published on Oct 15, 2023 10:56 AM IST

PTI |

'Ring of fire' solar eclipse today: Where to witness the rare phenomenon?

'Ring of fire' solar eclipse will cut across the Americas, stretching from Oregon to Brazil.

An annular eclipse is viewed from a waterfront park in Yokohama, Japan, near Tokyo, Monday, May 21, 2012. (AP)

science

Published on Oct 14, 2023 11:15 AM IST

PTI | | Posted by Singh Rahul Sunilkumar

Claudia Goldin wins the Nobel prize in economics

Her work has overturned assumptions about gender equality

Nobel laureate Claudia Goldin(X/@NobelPrize)

science

Published on Oct 13, 2023 07:18 PM IST

The Economist

NASA to unveil first newly returned near-Earth asteroid sample

Like other asteroids Bennu is a relic of the early solar system. Because its present-day chemistry & mineralogy are virtually unchanged since forming.

The capsule and its contents were initially examined in a

science

Published on Oct 11, 2023 04:08 PM IST

Reuters | | Posted by Sreelakshmi B

Can earthquakes be predicted? Dutch scientist's forecast of Oct 3 Nepal quake

Hoogerbeets forecast that the earthquake was likely to occur between October 1 and 3.

There were four earthquakes including a 6.2 magnitude earthquake that was even felt 400-500km from the epicentre in Nepal (X/NCS_Earthquake)

science

Published on Oct 09, 2023 02:12 PM IST

ByHT News Desk

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Science

NASA and weather experts have alerted that a solar storm can hit the Earth on November 30, causing a minor blackout of radio and GPS signals.

NISAR is set to be a joint space mission between NASA and ISRO, set to be launched in the first couple of months in 2024.

After the successful launch of India's lunar mission Chandrayaan 3, ISRO is planning to launch multiple space exploration mission.

The ozone layer 11 to 40 kilometres (seven to 25 miles) above Earth's surface filters out most of the Sun's ultraviolet radiation.

The study referred to certain reasons that might be the reason behind sudden deaths among young adults.

Earth comprises four primary layers: an inner core at the planet's center, surrounded by the outer core, mantle, and crust.

Faecal transplants are just the start of a new sort of medicine

A new test could make it much easier

Elon Musk - SpaceX's founder, chief executive and chief engineer - sees Starship as eventually replacing the company's workhorse Falcon 9 rocket.

Asteroid Apophis, the size of the Empire State Building, will make its closest approach to Earth in 2029.

This is the first direct detection of oxygen on Venus, a planet with a thick atmosphere dominated by carbon dioxide.

Cloud seeding is an artificial method used to increase rainfall by introducing certain substances into clouds that serves various purposes.

Stunning images of the ‘dark universe’ have been sent back by the Euclid space telescope

They keep a stock of unused synapses in reserve, to be activated as needed

To defend themselves, astronauts often require significant training. Wearable gadgets have been identified by scientists to improve the efficacy of training.

The discovery was made during Wednesday’s flyby of Dinkinesh, 300 million miles (480 million kilometers) away in the main asteroid belt beyond Mars.

For the study, the international team of researchers was able to measure dust particles thought to be from right after the asteroid struck.

NASA’s OSIRIS-REx, the first US mission to collect a sample from an asteroid, delivered rocks and dust from asteroid Bennu to Earth on September 24.

The surfacing of the engravings on the riverbank have delighted scientists and the general public alike but also raised unsettling questions.

The uncrewed flight test with a single-stage liquid propulsion rocket, equipped with a Crew Module and Crew Escape System, lifted-off from SDSC.

The positive early data supports ongoing Phase II trials of the pill to prevent the four different types of dengue in a real world-setting.

A SpaceX executive said it’s “hard to say” when company’s new Starship vehicle will be ready as a lunar lander arguing that more testing was needed.

Next annular solar eclipse in United States on June 21, 2039.

ISRO is also working on regular scientific missions including communication, remote sensing satellites, Somanath said.

At any given location, the eclipse was visible from between 30 seconds and five minutes -- but people were urged to take safety precautions.

The Gaganyaan project envisages a demonstration of the human spaceflight capability by launching a human crew to an orbit of 400 km.

'Ring of fire' solar eclipse will cut across the Americas, stretching from Oregon to Brazil.

Her work has overturned assumptions about gender equality

Like other asteroids Bennu is a relic of the early solar system. Because its present-day chemistry & mineralogy are virtually unchanged since forming.

Hoogerbeets forecast that the earthquake was likely to occur between October 1 and 3.

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