Quiz: That September 1, 1939, paper Name this physicist for whom the maximum mass limit of a white dwarf is named. START THE QUIZ 1 / 6 | Name this physicist for whom the maximum mass limit of a white dwarf is named. 2 / 6 | On September 1, 1939, J. Robert Oppenheimer and … Read more
The Nilgiri mountains in the Western Ghats are a biodiversity hotspot, home to a diverse array of birds, mammals, plants, and other life forms. Called the ‘blue mountains’ because of the blooming of Strobilanthus flowers, the Nilgiris are home to many species that are endemic and of conservation concern, including the Nilgiri pipit, the Nilgiri … Read more
Aerial view of the Outeiro port at the Para river in Belem, Para State, Brazil on August 25, 2025. Brazil will host the UN climate conference COP30 in November in the Amazonian city of Belem. | Photo Credit: AFP Instead of big-ticket announcements, the forthcoming edition of the U.N. climate summit is expected to focus … Read more
Aerial view of the Outeiro port at the Para river in Belem, Para State, Brazil on August 25, 2025. Brazil will host the UN climate conference COP30 in November in the Amazonian city of Belem. | Photo Credit: AFP Instead of big-ticket announcements, the forthcoming edition of the U.N. climate summit is expected to focus … Read more
Nerve cells in REM sleep are as alive as they are in wakefulness | Photo Credit: Tamara Govedarovic/Unsplash A: Sleep does not mean the brain is inactive and we do hear sounds while sleeping. Sleep is a recurrent and healthy state of inertia and reduced responsiveness found among higher vertebrates. It is controlled by the … Read more
Some rivers split up as they flow while some others don’t. This riverine phenomenon has intrigued researchers for decades. What determines whether a river flows as a single thread or develops into a multi-threaded system? The question may sound simple but it has become a fundamental issue in river geomorphology, straddling concepts across geology, geography, … Read more
A model of Chandrayaan-3 lander displayed at Visvesvaraya Industrial and Technological Muesum in Bengaluru. | Photo Credit: Hemanth C.S. The Indian Space Research Organisation (ISRO) on Monday issued an Announcement of Opportunity (AO) for scientific analysis and utilisation of data from all experiments of Chandrayaan-3 lander and rover. The Chandrayaan-3 mission achieved historic soft-landing in the … Read more
“You might think some of these are AI-generated or a different animal species but I want you to tell me if these are bats,” Rohit Chakravarty, asks a room of full people sipping wine, cocktails and beers. He proceeded to show a series of pictures featuring tiny wrinkly faces, lopsided heads and creatures that frankly … Read more
Something unusual has been going on in the wild. Many members of the largest species of dolphins, commonly called killer whales (Orcinus orca), have been found sharing freshly killed prey with humans. And they don’t just offer their prey: the dolphins have waited for the humans to respond. In a new study reported in the … Read more
Rising seas are a major consequence of global warming, with many implications for low-lying coastal areas. Coral reefs, which are highly sensitive to their environment, are also particularly vulnerable to fluctuations in sea level. When the sea level rises, sunlight may no longer penetrate the water to reach a coral reef that it could reach … Read more