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Science Snapshots: March 1, 2026

Radio whistles are first clear sign of Mars lightning Scientists have reported the first clear evidence of lightning on Mars. Using data from NASA’s MAVEN mission, they detected a type of radio wave called a whistler. On earth, whistlers are created by lightning strikes and get their name because they sound like a descending whistle...

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How do astronauts return from space and survive re-entry?

The ascent of a launch vehicle is a battle against gravity to gain the immense velocity required to stay in orbit — while re-entry is a struggle against the atmosphere to shed that same energy in a systematic way. Initially, aerospace scientists believed that surviving atmospheric re-entry would be impossible because the massive kinetic energy...

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What water turning to vapour and the way AI learns have in common

Artificial intelligence (AI) models like ChatGPT, Claude, and Gemini often give the impression that there’s a mind at work within the machine. These days they “think” in response to queries, go back and correct themselves, apologise for mistakes, and mimic many tics of human communication. There’s no direct physical evidence to this day that a...

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Missile interceptors in U.S.-Iran war | Explained

The outbreak of fresh hostilities between the U.S.-led coalition, including Israel and the United Arab Emirates, and Iran seems to have triggered a newly integrated regional air defense network different from the one these actors deployed during their brief yet intense conflict in June last year. The Twelve-Day War in 2025 was until then the...

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Tamil Nadu launches its first Dark Sky Park in Kolli Hills for stargazing

The Tamil Nadu government on Thursday announced the launch of the State’s first Dark Sky Park at the Ariyur Shola Reserve Forest in Kolli Hills, Namakkal district. The initiative was inaugurated by Forests Minister R.S. Rajakannappan in the presence of senior officials, including Environment, Climate Change and Forests Secretary Supriya Sahu, Principal Chief Conservator of...

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