Science
Aditya-L1: How India Studies the Sun From a Million Miles Away
Aditya-L1 watches the Sun nonstop from a gravitational parking spot 1.5 million km away. Here is what India's pioneering solar observatory studies.
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How GPS Satellites Prove Einstein’s Relativity Every Day
GPS works only because engineers correct for Einstein twice over. Without relativity, your phone's map would drift kilometres daily. The physics in…
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Shukrayaan-1: Why Scientists Want to Visit Venus, the Hottest Planet
Venus is Earth's twisted twin: similar in size, but wrapped in acid clouds at 465°C. Shukrayaan-1 is India's planned mission to unravel…
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How the Periodic Table Was Built: Mendeleev’s Great Organisation of Elements
In 1869 Mendeleev arranged 63 elements by weight, left gaps, and predicted the missing ones. How chemistry's greatest chart was built, and…
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Chandrayaan-3’s Legacy: What Vikram and Pragyan Found at the Lunar South Pole
Chandrayaan-3 made India the first nation to land near the Moon's south pole. Here is what Vikram and Pragyan discovered in two…
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Plasma: The Fourth State of Matter, From Stars to Neon Signs
Stars, lightning and neon signs are plasma, the fourth state of matter and the commonest in the universe. The physics of electrified…
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Why Mars Landings Are So Hard: The Seven Minutes of Terror Explained
Landing on Mars means surviving seven minutes of terror with no human help. This is why Mars landings remain the hardest trick…
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Superconductivity: The Quest for Electricity Without Resistance
Superconductors carry current forever and levitate magnets, but only near absolute zero. The century-long quest for room-temperature superconductivity.
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Black Holes Explained: Event Horizons, Hawking Radiation and the First Photos
Black holes warp space and time themselves. From event horizons to Hawking radiation and the first historic photos, here is what science…
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The Science of Sound: From Vibrations to Music
Sound is vibration in air, yet becomes speech, music and emotion. From eardrums to concert halls, the physics and biology of how…