Why is the El Niño so hard to predict?

The conditions required for a clear ENSO signal only emerge in early summer, so forecasts before then quickly lose value. | Photo Credit: Joshua Eckl/Unsplash A: The El Niño Southern Oscillation (ENSO) is a climate phenomenon with three phases: warm, cool, and neutral. Depending on the phase in a year, ENSO affects the climate in … Read more

Quantum challenge: On IIT-DRDO demonstration of quantum key-distribution scheme

Scientists from IIT-Delhi and the DRDO recently demonstrated a key advance in quantum cybersecurity that stands to revolutionise how the world will communicate in the future. The world’s secrets are currently stored and communicated via channels that are protected by difficult mathematical problems. Over the years, an increasing amount of computing power available to certain … Read more

First Indian epigraphical reference to Halley’s comet found in 15th century copper plate inscription

Sri Mallikarjunaswamy temple at Srisailam in Andhra Pradesh. The first Indian epigraphical reference to Halley’s comet has been discovered in a copper plate inscription dated 1456 CE belonging to the Vijayanagara period and preserved at the Srisailam Mallikarjunaswamy temple in Andhra Pradesh. Dr. K. Munirathnam Reddy, Director, Epigraphy Branch of the Archaeological Survey of India … Read more