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Group Captain Shubhanshu Shukla addresses the felicitation ceremony of Gaganyatris, in New Delhi, on August 24, 2025. | Photo Credit: PTI Astronaut Shubhanshu Shukla on Sunday (August 24, 2025) said he grew up as a “shy and reserved” person and while young, he never dreamt of flying to space. Shukla, who spoke at an IAF…
Read More “Grew up shy, didn’t think will fly to space: Astronaut Shubhanshu Shukla” »
Union Defence Minister Rajnath Singh, Chief of Defence Staff (CDS) General Anil Chauhan and Chief of the Air Staff (CAS) Air Chief Marshal AP Singh with four Gaganyatris during the felicitation ceremony in New Delhi on August 24, 2025. | Photo Credit: PTI Defence Minister Rajnath Singh on Sunday (August 24, 2025) said Gaganyaan mission…
Project members Saravanan Palani and Jayanti Kumari. | Photo Credit: Special arrangement One of biology’s biggest mysteries is how simple cells evolved into the complex cells we see in animals, plants, and fungi. Simple cells like bacteria and archaea usually have fewer parts and simpler machinery. Eukaryotic cells, on the other hand, have elaborate internal…
Read More “IISc team finds ancient proteins that hint at life’s leap in complexity” »
In 2017, the annual economic costs of all tobacco products for the population aged 35 years and above in India were estimated at ₹1,773.4 billion (1.04% of GDP), in addition to ₹566.7 billion (0.33% of GDP) in annual healthcare costs attributable to second-hand smoking. (These costs include “direct medical and nonmedical expenditures, indirect morbidity costs,…
Read More “Tobacco control laws are out of step with smokeless tobacco” »
Representative image | Photo Credit: The Hindu The story so far: The Indian Council of Medical Research (ICMR) will initiate wastewater surveillance for 10 viruses across 50 cities over the next six months. Currently, five cities are being monitored. The move is aimed at identifying any increase in virus growth trend at the earliest, said…
Read More “What are the uses of wastewater surveillance? | Explained” »
NVS-02 undergoing a vibration test. Photo: ISRO Officials at the Indian Space Research Organisation (ISRO) say they are looking to launch at least three satellites before 2026-end, to replace defunct satellites that are part of the ‘Indian GPS’ or Navic (Navigation with Indian constellation) system. However, there seems to be a key element impeding the launch…
Read More “Indigenous clocks delay ISRO’s plans to replace defunct Navic satellites” »
In this screengrab from a video posted on August 23, 2025, Prime Minister Narendra Modi speaks on the occasion of ‘National Space Day’. | Photo Credit: PTI Prime Minister Narendra Modi on Saturday (August 23, 2025) asked space scientists to prepare for a deep space exploration mission to unravel the secrets that brighten the future…
At around 6 pm IST on August 23, 2023, the Vikram lander of the Chandrayaan-3 mission of the Indian Space Research Organisation (ISRO) gently touched down on the moon. Thus, India became only the fourth country with a national space agency that had executed a controlled lunar landing. In honour of the occasion, Prime Minister…
Read More “Who gets to own the moon? India is uniquely positioned to answer” »
An artist’s rendering of the seven planets that orbit the star Trappist-1. | Photo Credit: NASA Astronomical temperatures are usually estimated from spectroscopic measurements. The spectroscope was invented in 1859 by two German scientists, Robert Bunsen and Gustav Kirchhoff. It was first used to analyse the elements in a substance heated to incandescence. Each element…
Read More “How do scientists determine the temperature of planets or stars?” »
When we cut our fingernails every so often, using a nail clipper, for convenience or in a cosmetic procedure, they grow back. Made of the protein keratin, nails offer us protection from damage. When an infant’s fingertip is amputated, but only the part beyond the last joint, it grows back to its original shape. A…