Science and Technology

Scans of seemingly empty space reveal black holes not far from earth

The Hindu:Science - 4 hours 7 min ago
If a star orbits a black hole, it will appear from a distance to be orbiting empty space. Gaia projects the star’s orbit on a plane in the sky while ground-based telescopes meanwhile track how light from the star is shifted by the Doppler effect. Astronomers put these details together to infer the masses of the star and of the ‘blank’ space

Argentine biotech firm breeds gene-edited polo super ponies

The Hindu:Science - 04/02/2025
The firm is also working on modifying pigs so their organs can be compatible for transplants to humans and on cows to give them more protein

Bogus scientific papers slowing lifesaving medical research

The Hindu:Science - 04/02/2025
Even when bogus papers are spotted, academic journals are often slow to retract the papers, allowing the articles to taint the global library of scholarly work

On amplifiers: how do they work and what are the different kinds?

The Hindu:Science - 04/02/2025
Amplifiers have transformed entertainment, astronomy, search and rescue, medical diagnostics, and every human endeavour where some physical change can be converted to an electric signal. Power amplifiers come in multiple classes, each for specific applications

The promises and problems of using bacteria to get rid of plastic

The Hindu:Science - 04/02/2025
The immense amount of plastic waste has driven multiple biologists to look for sustainable solutions in their own fields, but like most things in science, the path to success is long and arduous

Why is whale vomit worth millions?

The Hindu:Science - 03/02/2025
Asking about the worth of vomit might seem odd, but when it comes to whale vomit, the question holds true. Not only is whale vomit incredibly valuable, but it’s also referred to as “floating gold.”

Study cracks when cracks come and go in paint, clay, milk, blood

The Hindu:Science - 03/02/2025
PhD student Vaibhav Parmar and professor Ranjini Bandyopadhyay of the Soft Condensed Matter group at RRI Bengaluru examined how the elasticity of clay changed as it dried, slowly changing from a flowing liquid to a soft solid to a brittle sheet, in the process uncovering a link between the elasticity of clay and crack onset time

ISRO’s orbit raising operations for NVS-02 satellite disrupted by valve malfunction

The Hindu:Science - 02/02/2025
‘Alternate mission strategies for utilising the satellite for navigation in an elliptical orbit is being worked out,’ the ISRO said in a statement; NVS-02, the second satellite in the NVS series, was part of ISRO’s landmark 100th launch from Sriharikota

NASA affirms plan with SpaceX to return astronauts after Trump demand

The Hindu:Science - 02/02/2025
Former President Joe Biden and his White House had no involvement in the agency’s decision-making on the mission

Building blocks of life found in samples from asteroid Bennu

The Hindu:Science - 02/02/2025
The samples contained 14 of the 20 amino acids used to make proteins and all five nucleobases, the genetic components of DNA and RNA in all earthlife

Painter draws up a crown for the bottling industry

The Hindu:Science - 02/02/2025
The crowning achievement of American inventor William Painter’s career was, well, inventing the now-ubiquitous crown bottle cap. Oh, and not to forget, the bottle cap lifter to open these crowns, or what we simply call the bottle openers. A.S.Ganesh tells you how Painter changed the bottling industry forever…

Union Budget 2025: Reactor plan not enriched with funds

The Hindu:Science - 01/02/2025
Union Budget proposes that five of them will be ready by 2033 but no financial commitment made towards building them; Atomic Energy Department to spend ₹24,049 cr. in 2025-26; amendments to Atomic Energy Act, Civil Liability for Nuclear Damage Act, says Sitharaman

Dengue early warning system predicts risk two months in advance

The Hindu:Science - 01/02/2025
Moderate rainfall spread over the entire duration of the summer monsoon season led to increased dengue deaths in Pune compared with heavy or extreme rainfall

Budget 2025: FM opens up Nuclear power sector to private players and incentivises distribution reforms

The Hindu:Science - 01/02/2025
Finance Minister Nirmala Sitharaman announced an outlay of ₹20,000 crores will be given for research and development for small modular reactors

Pages

Subscribe to Shree Sarvajanik Kelavani Mandal aggregator - Science and Technology