On December 30, astronomer Jonathan McDowell posted on X.com: “The abandoned Chandrayaan-3 propulsion module, left in a 125000 x 305000 km orbit in 2024, had a bit of a tussle with the Moon in November and has now been found in a 365000 x 983000 km x 22 deg orbit”. Dr. McDowell is well-known for,...
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December 30, 2025December 30, 2025Science & Tech
A twist in the tale: are scientists wrong about dark energy?
All major discoveries in cosmology underline the maxim that the universe is not only stranger than we suppose but that it is stranger than we can suppose. The latest example of this is a study by researchers at the Yonsei University in South Korea that said the expansion of the universe is slowing down. The...
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December 29, 2025December 29, 2025Science & Tech
DRDO successfully tests 120-km strike range Pinaka rockets
The Defence Research and Development Organisation (DRDO) successfully test-fired the Pinaka Long Range Guided Rocket (LRGR–120) from the Integrated Test Range (ITR) in Odisha’s Chandipur on Monday (December 29, 2025). Earlier in the day, the Defence Acquisition Council (DAC), chaired by Defence Minister Rajnath Singh, cleared the planned procurement proposals worth ₹79,000 crore, including Long...
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December 29, 2025December 29, 2025Children, Science & Tech
What is Theremin?
Strange it is. Stranger the workstyle. Strangest the name. The person you see in the picture above is not a magician. He is a thereminist, who assumes a magician-like veil, all thanks to the musical instrument he plays called the “Theremin”. Pronounced “therr-uh-min”, this instrument takes the name of its inventor Leon Theremin who patented...
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December 29, 2025December 29, 2025Children, Science & Tech
What is a theremin?
Strange it is. Stranger the workstyle. Strangest the name. The person you see in the picture above is not a magician. He is a thereminist, who assumes a magician-like veil, all thanks to the musical instrument he plays called the “Theremin”. Pronounced “therr-uh-min”, this instrument takes the name of its inventor Leon Theremin who patented...
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December 29, 2025December 29, 2025Environment, Science & Tech
How Central Europe’s ’water guardians’ are fighting desertification
Oszkár Nagyapáti climbed to the bottom of a sandy pit on his land on the Great Hungarian Plain and dug into the soil with his hand, looking for a sign of groundwater that in recent years has been in accelerating retreat. “It’s much worse, and it’s getting worse year after year,” he said as cloudy...
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December 29, 2025December 29, 2025Science & Tech
Alaknanda: Indian astronomers spot implausibly old spiral galaxy
Astronomers from India have discovered the second farthest spiral galaxy in the depths of the universe, using the powerful James Webb Space Telescope (JWST), and have named it ‘Alaknanda’. The galaxy was an unexpected sight during a broader study of galaxy shapes in the early universe. The findings were published in Astronomy & Astrophysics in...
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December 29, 2025December 29, 2025Opinion, Science & Tech
Aravalli question faces the brunt of India’s fondness for ‘strategic exemptions’
On December 23 Air Marshal and the Integrated Defence Staff chief Ashutosh Dixit laid out the defence establishment’s case for critical minerals. Modern defence systems, he said, rely on reliable access to these minerals and import dependence has become a strategic vulnerability because global supply chains are concentrated and exposed to export controls and geopolitics....
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December 29, 2025December 29, 2025Science & Tech
What is a frequency comb?
A frequency comb is a special kind of laser light whose spectrum, or set of frequencies, resembles the teeth of a comb. Instead of containing just one colour (one frequency), it emits a large number of evenly spaced frequencies. The spacing is extremely regular. One way to make a frequency comb is using a mode-locked...
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December 28, 2025December 28, 2025Environment, Science & Tech, Trending
World’s Largest Animal Genome Decoded — Lungfish DNA 30× Larger Than Humans
Global Science News: Researchers have successfully sequenced the largest animal genome ever documented, belonging to the South American lungfish (Lepidosiren paradoxa) — a freshwater fish known as a “living fossil.” At approximately 91 billion DNA base pairs, this genome is about 30 times larger than the human genome, which contains roughly 3 billion base pairs,...
