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EXPLAINED SCI TECH NEWS - Page 4
How an earthquake can generate tsunamiSubscriber Only
July 30, 2025 16:55 IST
There are several factors that are involved in the generation of tsunamis. These include location, depth, type of fault and magnitude of the earthquake
Google’s AI summaries are driving down website clicks. Can it reshape the way people surf the internet?Subscriber Only
July 31, 2025 15:51 IST
Google users were less likely to click on result links when visiting search pages with an AI summary compared with those without one.
Why the launch of NASA-ISRO joint satellite NISAR mattersSubscriber Only
July 30, 2025 08:32 IST
Once deployed, NISAR will be the most powerful Earth observation satellite in space, producing data and high-resolution images that will facilitate research in a variety of fields
How Lovable became a successful AI-powered app builderSubscriber Only
July 26, 2025 17:39 IST
Lovable is essentially a company that offers an AI-powered app development platform, allowing users to build entire web applications using natural language prompts
#arseniclife: Story of a viral study & a contentious retractionSubscriber Only
July 26, 2025 10:56 IST
While there is broad scientific consensus against the study’s findings, the retraction nonetheless is contentious, and potentially opens a pandora’s box for academic publishing.
Weapons of Math Destruction: What do Olympiad gold medals mean for the AI race?Subscriber Only
July 24, 2025 14:39 IST
The race to build AI systems that rival human intelligence has led to several claims of mathematical breakthroughs, but this week provided a clearer sign of progress.
What is Comet, Perplexity’s agentic AI-powered browser?Subscriber Only
July 23, 2025 14:44 IST
Perplexity’s new browser, Comet, is built for agentic AI tasks. From summarising videos to replying to emails all within your tabs, here’s what sets it apart
Gujarat to create genome database of tribal communities: what’s the project, whySubscriber Only
July 20, 2025 18:00 IST
The Gujarat Tribal Genome Sequencing Project aims to gain critical insight into the genetic makeup of these tribal groups, which, at 15% of the state's population, consist of approximately 1 crore people.
Why merger of two black holes, 100 times bigger than the Sun, holds significanceSubscriber Only
July 18, 2025 12:51 IST
The detection of gravitational waves from this event has generated a lot of scientific interest. It has the potential to refine the current understanding of black hole formation, the evolution of stars, and, possibly, the current models of the universe itself.
Simpler, safer: Why spacecraft prefer splashdowns over landing on groundSubscriber Only
July 18, 2025 14:14 IST
Landing in the ocean is the preferred way to bring back astronauts from space, though some spacecraft also make a landing on a runway like an aircraft. But the latter has special requirements, needs more sophisticated systems, and is usually costlier.
How will space travel impact Shubhanshu Shukla’s health: Why astronauts need ‘reconditioning’ to earthSubscriber Only
July 17, 2025 14:54 IST
Shubhanshu Shukla Space motion sickness symptoms: While it took Shubhanshu Shukla and the others a few days to adjust to the microgravity environment in space, their body is likely to feel the impacts of gravity on Earth too once back. Here's what happens
How Grok praising Adolf Hitler reveals a deeper AI problemSubscriber Only
July 16, 2025 06:39 IST
Elon Musk’s AI chatbot Grok has riled users again by embarking on a wide-ranging, hateful rant. But underlying the controversy are questions of not just how AI chatbots work but also what shapes their behaviour and to what extent it can be aligned with human values.
3I/Atlas: How do scientists determine if an object is interstellar?Subscriber Only
July 13, 2025 12:18 IST
3I/Atlas was first spotted on July 1 by the Asteroid Terrestrial-impact Last Alert System (Atlas) survey telescope in Río Hurtado, Chile. At the time it was about 670 million km from the Sun
Its eye on space, how the Vera C Rubin Observatory will reveal the cosmos like never beforeSubscriber Only
July 11, 2025 13:47 IST
The telescope has the world's largest digital camera, which is the size of a small car, weighs 2,800 kg, and boasts a staggering resolution of 3,200 megapixels. Such components will help provide comprehensive images of the night sky.
Kerala engineer held for selling drugs over the internet: What is the ‘dark web’, and is it really all dark?Subscriber Only
July 7, 2025 19:16 IST
According to the police, Mulayamkottil Edison was a level-four darknet vendor. What does this mean? Why is the dark web often used for crimes, and what are its other uses?
How astronauts eat on ISS, how they defecateSubscriber Only
July 5, 2025 15:25 IST
While having a meal in space is not a piece of cake, astronauts enjoy fairly appetising and nutritious packaged food. With missions becoming longer, scientists are now trying to grow food in space itself
From ISS, Shubhanshu Shukla to interact with students: What is ham radio communication?Subscriber Only
July 4, 2025 15:53 IST
Amateur radio was first used on a space shuttle to establish communication between space and Earth in 1983. Here is why Shukla will use it for communication.
GPS interference threatening flights, ships: What is happening, possible solutionsSubscriber Only
June 29, 2025 22:01 IST
Incidents of spoofing or jamming can potentially cause havoc and disrupt maritime, air, and even road traffic
How Shubhanshu Shukhla’s Dragon spacecraft docked with ISSSubscriber Only
June 26, 2025 20:34 IST
Shubhanshu Shukhla Spacex Dragon Spacecraft Docking Explained: Space docking is an intricate procedure that brings together and joins two fast-moving spacecraft in the vastness of space
Axiom-4 Mission: What Shubhanshu Shukla’s trip to ISS means for India’s space programSubscriber Only
June 26, 2025 11:42 IST
While Shukla’s trip is a significant achievement, it would have to be utilised to benefit the space program of India.
US attack on Iran’s nuclear facilities: The radiation leak threat, explainedSubscriber Only
June 23, 2025 06:41 IST
Nuclear facilities, by their very nature, store a lot of radioactive substances. These substances are stored in carefully designed containers and the facilities are constructed in ways to minimise the risk of leaks. An attack can disrupt these safety mechanisms. We explain.
WhatsApp to introduce ads: All you need to knowSubscriber Only
June 19, 2025 01:24 IST
The rollout of advertisements in WhatsApp’s Updates tab marks a key turning point for a platform that is deeply woven into the social, economic, and political fabric of countries across the world
Ahmedabad Air India plane crash: How DNA identification worksSubscriber Only
June 15, 2025 14:14 IST
Air India crash victim identification: DNA identification is the gold standard for identifying human remains, especially after mass fatality events in which bodies might not be easy to identify otherwise.
Can Israel’s attack on Iran’s nuclear assets lead to an explosion or radiation leak?Subscriber Only
June 13, 2025 16:19 IST
Israel’s strikes on Iranian nuclear facilities are undoubtedly dangerous. But a nuclear calamity is unlikely
Air India Flight Crash: History of the Boeing 787 Dreamliner, past safety concernsSubscriber Only
June 13, 2025 10:52 IST
Air India Flight Crash Details Explained: Boeing has called the 787 Dreamliner its "best selling passenger planes" as it offers spacious cabins and large windows. However, multiple safety concerns have been raised in recent years.
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