Science and Technology

India, not China, is world’s largest plastic emitter: study

The Hindu:Science - 09/09/2024
The study published in Nature has reported India ranks first due to a lack of access to waste collection facilities

The man who gave us “photographs”

The Hindu:Science - 08/09/2024
On September 9, 1839, English polymath John Herschel took a glass photograph of a 40-foot reflecting telescope. This photograph, which incidentally is a word coined by him, is considered as the earliest remaining photograph on glass plate. A.S.Ganesh gives a snapshot (another word that Herschel first used in the context of photography) of Herschel’s life and his many contributions to science…

What is helium and why is it used in rockets?

The Hindu:Science - 07/09/2024
Past missions have that have been affected by pesky helium leaks include ISRO’s Chandrayaan 2

Boeing’s uncrewed Starliner spaceship lands successfully: webcast

The Hindu:Science - 07/09/2024
After months of turmoil over its safety, Boeing’s new astronaut capsule departed the International Space Station without its crew and headed back to Earth.

Boeing’s beleaguered Starliner capsule leaves space station and heads home without any astronauts

The Hindu:Science - 07/09/2024
SpaceX will bring the duo back in late February, stretching their original eight-day mission to more than eight months

Daily Quiz: On H2 fuel and batteries

The Hindu:Science - 06/09/2024
A quiz on clean and green sources of energy and technology that makes use of it

Yellow dye makes live mouse temporarily transparent

The Hindu:Science - 06/09/2024
The underlying methods could one day improve cancer treatment, blood draws, and even tattoo removal

Shielding humans alone won’t prevent pandemics if animals can fall ill

The Hindu:Science - 06/09/2024
Summer 2020 saw news of COVID-19 outbreaks and subsequent cullings in mink farms across Europe and fears of similar calls for culling in North America.

Sci-Five | The Hindu Science Quiz: On Whale Sharks

The Hindu:Science - 05/09/2024
This week’s Sci-Five quiz is on whale sharks.

Dozens of viruses detected in Chinese fur farm animals

The Hindu:Science - 05/09/2024
A research team sequenced the genetic material from lung and intestine samples of 461 animals such as minks, rabbits, foxes and raccoon dogs that died from disease across China between 2021 and 2024; 125 viruses including 36 new ones were detected

Chip that steers terahertz beams sets stage for 6G internet

The Hindu:Science - 05/09/2024
Terahertz frequencies are crucial for 6G, which telecommunications companies plan to roll out around 2030.

Quiz | Easy like Sunday morning: Know your flora and fauna

The Hindu:Science - 05/09/2024
All these animals and plants have a common name because of the way they look! Just fill in the blanks with what you think they look like. The number in the brackets is the number of letters of the word. Good luck!

Avalanches can grow 100-times larger undersea than on land

The Hindu:Science - 05/09/2024
Scientists have mapped the devastation of a giant underwater avalanche that happened 60,000 years ago from its source area, offshore of Morocco

Why planes don’t fly over the Tibetan Plateau

The Hindu:Science - 05/09/2024
The Tibetan Plateau, often dubbed the “Roof of the World,” is a colossal expanse of land that towers over much of Asia. Its average altitude of over 4,500 metres (14,764 feet) is enough to make even the most seasoned mountaineer gasp. But what about aeroplanes? Why do these magnificent machines, capable of soaring through the clouds, avoid this imposing landmass?

Mobile phones not linked to brain cancer, major review of 28 years of research finds

The Hindu:Science - 05/09/2024
The scientific consensus has remained strong – there’s no association between mobile phone radio waves and brain cancer, or health more generally

Small, harmless asteroid burns up in Earth's atmosphere over the Philippines

The Hindu:Science - 05/09/2024
The asteroid — about 3 feet (1 meter) across — was spotted by astronomers in Arizona and broke apart over the coast of the Philippines

Boeing’s empty capsule back to Earth soon; Sunita Williams, Butch Wilmore stay aboard

The Hindu:Science - 05/09/2024
Boeing’s Starliner capsule to return from International Space Station (ISS) with empty seats, NASA astronauts delayed due to technical issues

Did animals develop complex brains to deal with challenging habitats?

The Hindu:Science - 05/09/2024
Scientists don’t have a complete picture of how brains and the behaviour of their animals are linked – yet

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