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EXPLAINED SCI TECH NEWS - Page 5
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.
More comfort, safety: How Shubhanshu Shukla’s space travel experience will differ from Rakesh Sharma’sSubscriber Only
June 12, 2025 13:19 IST
In the four decades since Rakesh Sharma became the first Indian to venture into space, technological and scientific progress have dramatically changed space travel.
Axiom-4: The leak that led to mission delay, how launch windows are decidedSubscriber Only
June 11, 2025 20:14 IST
Axiom 4 Mission Explained: The Axiom mission was supposed to take off at 5.30 pm India time on Wednesday. But during tests on Monday, a leak of liquid oxygen from the Falcon 9 rocket was detected. Here's what this means
Before Shubhanshu Shukla lifts off, the story of Rakesh Sharma: the first Indian to go to spaceSubscriber Only
June 11, 2025 22:32 IST
Rakesh Sharma space mission: IAF officer Shubhanshu Shukla on Wednesday will become only the second Indian to travel to space after Rakesh Sharma, who did so on an Indo-Soviet mission in 1984. Here’s the story.
Explained: Why scientists study tardigrades, tiny eight-legged ‘water bears’, in spaceSubscriber Only
June 10, 2025 09:00 IST
Tardigrades have been a part of space missions since 2007, when some 3,000 moss piglets hitched a ride to space aboard the European Space Agency’s Foton-M3 mission
Explained: ‘Realising the return’— how an Indian became part of Axiom-4Subscriber Only
June 10, 2025 08:30 IST
Shortly after the Artemis Accords were signed, Axiom Space, a private US-based space company, invited India to participate in its mission to the ISS
What happened to the IndiGo flight which lost its nose in a hailstorm last month?Subscriber Only
June 10, 2025 17:34 IST
Videos shared by the passengers of 6E 2412 revealed a scary situation, with the aircraft shaking violently amid flashes of lightning in the windows. And upon landing in Srinagar, it was discovered that a large part of the Airbus A321’s nose cone suffered significant damage. Here is what to know
What caused the massive eruption of Italy’s Mount EtnaSubscriber Only
June 4, 2025 20:03 IST
Although the eruption created a spectacular sight, it resulted in no reported injuries or damage and barely even disrupted flights in the region.
Remembering Eliza, one of the first chatbots: Lessons, warnings it holds for AI todaySubscriber Only
June 2, 2025 17:04 IST
Eliza was unveiled in 1966 at MIT by computer scientist Joseph Weizenbaum. Here's why the chatbot remains relevant today.
Why are men taller than women? New study finds a genetic clueSubscriber Only
May 31, 2025 09:00 IST
A new study published Monday in the Proceedings of the National Academy of Sciences has found a partial explanation. It involves a gene called SHOX, which is known to be associated with height.
Explained: In a first, how a customised gene-editing tool was used to treat 9-month-old boySubscriber Only
May 27, 2025 11:44 IST
In 2012, scientists Jennifer Doudna and Emmanuelle Charpentier replicated this mechanism found in microbes to develop a gene-editing tool, which they called CRISPR-Cas9
Altman, former Apple design head Ive join hands to create new ‘family of devices’: What this means in the age of AISubscriber Only
May 25, 2025 15:56 IST
The tech world has taken note of the Altman-Ive partnership as it grapples with another step in AI development: how the technology integrates into an everyday consumer device, and goes beyond being an app on a phone.
Why China’s upcoming Tianwen-2 mission could be significant for finding clues about quasi-satellitesSubscriber Only
May 25, 2025 12:02 IST
If successful, the mission will place China in a group of a handful of countries — including the United States and Japan — which have been able to sample asteroids and return the samples to Earth successfully.
How renowned cosmologist Jayant Narlikar helped build the steady-state theory of the universeSubscriber Only
May 21, 2025 11:43 IST
Cosmologist Jayant Narlikar Contribution: Narlikar’s main contribution was in modifying Einstein’s general relativity equations in a manner consistent with the creation of new matter in the universe.
Astrophysicist Jayant Narlikar passes away: What is the Hoyle–Narlikar theory of gravity?Subscriber Only
May 20, 2025 17:00 IST
Astrophysicist Jayant Narlikar Theory Gravity Explained: Narlikar was best known for propounding the Hoyle–Narlikar theory of gravity (also known as conformal gravity), which sought to improve on Albert Einstein's General Theory of Relativity.
ISRO’s 101st satellite launch fails: Recalling the only two other instances when ‘workhorse’ PSLV failedSubscriber Only
May 18, 2025 16:15 IST
ISRO 101st launch failure, PSLV-C61 mission failed: Since their introduction in the 1990s, the PSLV rockets have only failed twice – the first during the inaugural flight in 1993 and in 2017, when the C-39 mission was unsuccessful.
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