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An election marks a voter’s finger with indelible ink in a polling booth, May 13, 2024. | Photo Credit: Nagara Gopal/The Hindu 1. Name the part of the finger — which appears in the open as an eye-shaped white portion where the fingernail meets the skin — from where it is most difficult to remove…
A researcher holds up a plate showing a growth of Klebsiella pneumoniae bacteria from a positive blood culture, December 14, 2019. | Photo Credit: Chiara Marraccini Amid the unprecedented challenges presented by the COVID-19 pandemic, a once obscure enzyme found itself in the spotlight: reverse transcriptase. As laboratories worldwide rushed to develop reliable diagnostic tests,…
Read More “The bacteria that write new genes to cope with infections” »
A city’s skyline is visible at twilight. | Photo Credit: Daniel Mota/Unsplash Q: How can the sky glow even after sunset? – Jaivanthika Karthikeyan The Sun may have set from our perspective — but hasn’t yet from the perspective of the upper atmosphere. The Sun still shines at the atmosphere, but at a sharp angle…
In this photo released by Xinhua News Agency, a replay screen shows Chang’e-6 probe collecting samples on the moon surface, at Beijing Aerospace Control Center (BACC) in Beijing, on June 4, 2024. | Photo Credit: AP China says a spacecraft carrying rock and soil samples from the far side of the moon has lifted off…
Altruism is widespread in nature. Worker honey bees devote their entire life to foraging and caring for their sister, the queen, and her offspring, but do not themselves reproduce. In widow spiders, a male allows a female fertilised by him to eat him, and thus nourish herself and her offspring. A meerkat, a mongoose found…
Read More “‘Green-beard’ genes could explain how altruism arose in nature” »
ISRO’s Launch Vehicle Mark-III (LVM3) M4 carrying ‘Chandrayaan-3’ lifts off from Satish Dhawan Space Centre, in Sriharikota, on July 14, 2023. According to ISRO, initial aerodynamic design studies for launch vehicles demand evaluation of a large number of configurations. | Photo Credit: File photo The Indian Space Research Organisation (ISRO) has developed Computational Fluid Dynamics…
Read More “ISRO develops PraVaHa software for aerodynamic design and analysis” »
Hunga Tonga-Hunga Ha’apai (Hunga Tonga for short) erupted on January 15, 2022, in the Pacific Kingdom of Tonga. It created a tsunami which triggered warnings across the entire Pacific basin, and sent sound waves around the globe multiple times. A new study published in the Journal of Climate explores the climate impacts of this eruption….
Read More “Tonga volcano could cause unusual weather for rest of decade: study” »
Scientists at the Institute of Advanced Virology (IAV), Thonnakkal, Thiruvananthapuram, have developed a novel way of generating non-infectious Nipah virus-like particles (VLPs) in the laboratory, which mimic the wild type Nipah virus (NiV). This new method offers an alternate, safe and effective platform for developing neutralising antibodies against NiV in a bio safety level-2 (BSL)…
The test launch of the Agnibaan rocket from the Satish Dhawan Space Centre SHAR, in Sriharikota on May 30. | Photo Credit: ANI The Indian Space Research Organisation has said that it has been extending its technical support and sharing its expertise to facilitate a vibrant space ecosystem in India. Days after the successful launch…
Read More “ISRO hand-holding start-ups to foster space ecosystem” »
The test launch of the Agnibaan rocket from the Satish Dhawan Space Centre SHAR, in Sriharikota on May 30. | Photo Credit: ANI The Indian Space Research Organisation has said that it has been extending its technical support and sharing its expertise to facilitate a vibrant space ecosystem in India. Days after the successful launch…
Read More “ISRO is hand-holding start-ups to create a vibrant space ecosystem” »