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A ground squirrel with cheeks stuffed with nuts, seeds or grains, is a common sight. But a new study provides the first evidence that California ground squirrels also hunt, kill and eat voles. Researchers have for the first time chronicled widespread carnivorous behaviour among squirrels. The study fundamentally changes our understanding of ground squirrels. It suggests that what…
Evidence to support an older age for the formation of the Moon, around 4.51 billion years ago, as per a paper published in the journal Nature. This new analysis suggests that a ‘remelting’ of the Moon’s surface around 4.35 billion years ago may have masked a far older history. The Moon is thought to have been formed through…
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Since the first case of H5N1 clade 2.3.4.4b in a farm worker in Texas was reported in April this year, the number of confirmed H5N1 cases in humans as of December 20 has shot up to 64 in the U.S., with 34 cases in California alone. Yet, despite H5N1’s high fatality of 52% since 2003,…
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The story so far: On December 4, Google DeepMind unveiled GenCast, an artificial intelligence (AI) model the company said could forecast the weather better than most existing tools as well as more days in advance. Details of the model were published in a peer-reviewed paper in the journal Nature. How do we forecast weather? “Weather…
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S. Unnikrishnan Nair, Director, Vikram Sarabhai Space Centre, beside the CARE module that was recovered after the 2014 mission and a scale model of the human-rated LVM3 launch vehicle. Photo: Special Arrangement Gaganyaan-G1, the first of three un-crewed test missions that will lead up to India’s maiden human spaceflight, is designed to mimic – end…
Questions: 1. In 1643, X filled a tall cylindrical container closed at one end with liquid mercury, then turned it upside down on a basin of mercury until the container was fully vertical. The mercury in the container dropped by some height but not further, leaving behind a vacuum in the receptacle. Name X. Hint:…
Green Humour | Photo Credit: Rohan Chakravarty Green Humour | Photo Credit: Rohan Chakravarty Rohan Chakravarty is a cartoonist and illustrator from Nagpur. His series, ‘Green Humour’, consists of cartoons and comics on wildlife, nature conservation, environmental issues, sustainability, and all things green. Published – December 20, 2024 10:30 am IST Source link
The story so far: On December 13, Ajai Chowdhry, chairman of the Mission Governing Board of the nascent National Quantum Mission, said India plans to launch a quantum satellite in “2-3 years for quantum communications”. What is the National Quantum Mission? The National Quantum Mission (NQM) is a Department of Science & Technology programme to…
Read More “What is the quantum satellite for India’s National Quantum Mission? | Explained” »
“It’s still difficult to conclusively say what really happened with many things, scientifically” | Photo Credit: Getty Images/iStockphoto Many of us want to know how the SARS-CoV-2 virus originated. To do that, right now we need to unravel its evolution from its bat coronavirus ancestor by sequencing the genomes of animals and viruses near the…
Read More “Notebook: The social character of scientific knowledge” »
Interacting with AI chatbots like ChatGPT can be fun and sometimes useful, but the next level of everyday AI goes beyond answering questions: AI agents carry out tasks for you. Major technology companies, including OpenAI, Microsoft, Google and Salesforce, have recently released or announced plans to develop and release AI agents. They claim these innovations will bring newfound efficiency to…
Read More “What is an AI agent? The computer science of the next wave of AI tools” »