Science News: Latest Science News, Today’s Science News from India and World

NISAR is the first Earth satellite jointly developed by ISRO and NASA. (Photo:/Videograb/X@ISRO)

India to launch NASA-ISRO NISAR satellite today: Here’s how to watch it live

July 30, 2025 12:12 IST

NISAR, the first Earth observation satellite developed by ISRO and NASA is scheduled to liftoff at 5:40 PM from the Satish Dhawan Space Centre in Sriharikota, Andhra Pradesh.

The cosmic beauty of the early universe full of stars, glowing nebulae, and the ancient light from the Big Bang. (AI-generated image/DALLE)

After the Big Bang: How the first stars lit up our universeSubscriber Only

August 4, 2025 13:29 IST

The first stars were not just lights in the dark, they were cosmic fire-starters that transformed the universe while seeding the elements that would one day make us.

Twin meteor showers to dazzle the skies tonight: How to watch the celestial spectacle

July 30, 2025 09:25 IST

Twin meteor showers to peak July 29–30, lighting up skies with at least 25 meteors per hour — here’s how to watch the celestial spectacle unfold

The new 24 Starlink satellites will join the company's existing 8,000 plus satellite constellation. (Image Source: SpaceX)

Elon Musk’s SpaceX adds another 52 Starlink satellites to Earth’s orbit in dual launch

July 27, 2025 11:18 IST

One launch took place in Florida, US, while another was held in California.

Is the universe halfway to its end? New theory predicts a Big Crunch in 33 billion years

July 27, 2025 08:57 IST

Fresh data from major sky surveys suggests that dark energy, the force pushing our universe apart, might be evolving. This could mean the universe isn’t expanding forever but instead may one day collapse in on itself.

The findings could upend long-standing theories about how black holes are born. (AI-generated image for representational purpose/FreePik)

James Webb Space Telescope finds rare figure-8 galaxy with a black hole forming at its heart

July 26, 2025 08:40 IST

A figure-eight-shaped galaxy may hold the universe’s biggest secret: the birth of a supermassive black hole.

3 navigation satellites to be launched by 2026Subscriber Only

July 25, 2025 10:13 IST

The first of the three, NVS-03, is scheduled to be launched by year-end. The other two, NVS-04 and NVS-05, will be launched after that “with a gap of six months,” as per data.

A collaboration between NASA and the Indian Space Research Organisation, NISAR will use synthetic aperture radar to monitor nearly all the planet’s land- and ice-covered surfaces twice every 12 days. (Image Credit: NASA/JPL-Caltech)

ISRO-NASA NISAR mission: 5 things to know about the costliest Earth observation satellite

July 25, 2025 10:17 IST

Developed by ISRO in collaboration with NASA, NISAR is designed to collect detailed information about Earth's surface and will also give insights into natural disasters.

$Earth recorded its shortest day on July 10, by completing a full rotation faster by a fraction of a second (1.36 milliseconds).$

5th July was the shortest day this year. Why is the Earth spinning faster this month?

July 24, 2025 10:08 IST

Until 2020, the shortest day ever recorded was -1.05 ms, which means the Earth completed its rotation in 1.05 milliseconds less than 24 hours.

Big Bang antimatter mystery: A swirling cosmic vista evokes the mystery of antimatter and the asymmetry that shaped our universe. (AI-generated Image/DALLE)

Universe’s missing half: What is antimatter and why it mattersSubscriber Only

August 1, 2025 16:24 IST

The Big Bang made matter and antimatter in equal measure, so where did all the antimatter go? This cosmic imbalance may hold the key to why anything exists at all.

As it turns out, Europa has an active surface with ongoing geological processes. (Image Source: NASA)

Scientists spot signs of a liquid water ocean under Europa’s surface ice

July 23, 2025 09:19 IST

Jupiter's moon Europa, which was often pictured as a still, silent shell may be home to a giant liquid water ocean that holds twice as much water as Earth.

Ever woken up tired after full night’s sleep? Neuroscientists study brain scans to find out why

July 22, 2025 10:21 IST

A new study reveals that waking up tired might be less about sleep duration and more about how the brain reactivates. Researchers found that brain activity patterns during REM and non-REM sleep reflect sleep quality.

This will be one of the longest total solar eclipses in decades.

Solar eclipse to bring 6 minutes of darkness over parts of Earth on this date

July 19, 2025 10:50 IST

A celestial moment will take place in August 2027, which will lead to a once-in-a-lifetime view of the skies in some parts of the world.

3I/ATLAS streaks across a dense star field in this image captured by the Gemini North telescope's Gemini Multi-Object Spectrograph (GMOS-N). The image is composed of exposures taken through three filters, shown here as red, green and blue. (Image Source: International Gemini Observatory)

3I/Atlas: Could this interstellar object be alien tech? Harvard study hints at possibility

July 19, 2025 16:27 IST

Avi Loeb, an accomplished astronomer from Harvard says 3I/ATLAS, the recently discovered interstellar object was "sent towards the inner solar system by design."

NASA sounding rocket, sun's chromosphere, solar corona heating, solar flares, solar plasma jets, SNIFS mission, Solar EruptioN Integral Field Spectrograph, ultraviolet integral field spectrograph, hydrogen Lyman-alpha line, solar ultraviolet spectrum, solar physicists, sun observation, space science, heliophysics, solar atmosphere, photosphere, real-time solar data, New Mexico rocket launch, international space collaboration, Souvik Bose, Lockheed Martin Solar & Astrophysics Lab, Queen's University Belfast, University of Colorado, NASA Goddard Space Flight Center, space exploration, sun mysteries, understanding the sun, solar energy, space weather

NASA to launch sounding rocket to study sun’s chromosphereSubscriber Only

July 18, 2025 10:34 IST

Solar physicists to look for clues to better understand solar corona and its heating.

researchers studied how radio waves from airports and military radar operations travel through space. (Express Image/FreePik)

Can aliens spy on Earth? Scientists say our radar systems could give us away

July 16, 2025 10:32 IST

Researchers from the University of Manchester showed how radio waves generated by military aircraft and airports are likely to be detected by aliens.

Asteroids are relics of the early solar system, and potential doomsday threats to our home planet. (AI-generated image/DALLE)

Tracking ‘doomsday rocks’: How scientists keep guard against surprise strikesSubscriber Only

August 1, 2025 16:22 IST

From the asteroid that wiped out the dinosaurs to one that nearly hit Moscow, space rocks have shaped our history. Could we stop the next one?

A visualisation of two massive black holes spiraling toward each other moments before merging. (AI-generated image: DALLE)

Scientists detect signals of biggest black hole mergerSubscriber Only

July 16, 2025 10:42 IST

The detection of the gravitational waves from this event, which actually occurred billions of years ago, was made by the LVK network of observatories, involving the LIGO detector in the United States, Virgo in Italy and KAGRA in Japan.

Axiom-4 mission return to Earth: Undocking from ISS, splashdown off California coast — full schedule here

July 15, 2025 10:04 IST

Axiom-4 mission return: Union Minister Dr Jitendra Singh mentioned the expected time of splashdown and said the timings are subject to weather conditions with a margin window of approximately one hour.

The findings suggest social hierarchies in primates, and perhaps humans, aren’t hardwired. (Image: FreePik)

Alpha male dominance? Not so common in the primate world, says study

July 12, 2025 19:45 IST

New study finds that female primates in several species wield more power.

Axiom Mission 4: When, where to watch LIVE streaming of crew’s departure from ISS on July 14

July 12, 2025 09:55 IST

Axiom Mission 4 live streaming: The mission also marks a success of the commitment highlighted by US President Trump and Prime Minister Narendra Modi to send the first ISRO astronaut Shukla to the station.

Temperatures along equatorial Pacific Ocean to remain neutral till October: NOAASubscriber Only

July 11, 2025 13:42 IST

IMD also said that the latest climate models suggest that ENSO neutral conditions will likely persist till the end of the monsoon season.

The four-member crew—including mission commander Peggy Whitson, India’s Shubhanshu Shukla, Sławosz Uznański-Wiśniewski from Poland and Hungary’s Tibor Kapu—has performed over 60 experiments

Axiom-4 crew to continue experiments, make the most of bonus days at ISSSubscriber Only

July 11, 2025 12:53 IST

Since reaching the International Space Station, the Axiom-4 crew has performed over 60 experiments cutting across biomedical science, advanced materials, neuroscience, agriculture and space technology.

The skin can be re-shaped and is able to conduct electricity. (Representational image, image credit: Freepik)

Robots can now feel: Scientists create artificial skin with human-like sensations

July 10, 2025 10:21 IST

The gelatin-based skin can be attached to the robot and uses a multi-modal sensor to experience touch.

The buck moon will have a reddish-gold hue soon after it rises. (Representational image, image credit: Freepik)

Buck moon to be visible tonight: What is it and how to spot it

July 14, 2025 09:38 IST

The buck moon is the first full moon in July and will be one of the most clearly visible lunar events of the year.

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