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A natural heater hidden in India’s ‘sacred lotus’ flowers

Thermogenesis is the word for the way living things create their own body heat. While we usually only think of birds and mammals as being warm-blooded, all complex life forms produce some heat. Small power plants in cells, called mitochondria, turn food into a biological fuel, adenosine triphosphate (ATP). But only about one-quarter of the...

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Satellite data show India’s major deltas sinking due to human activity

An international research team has found a systemic drop in land elevation across India’s river deltas driven mostly by human activities. The researchers were motivated by the lack of high-resolution data of river deltas’ subsidence worldwide even though they support more than 340 million people. They used interferometric synthetic aperture radar data from the European...

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‘The more we learn about bats, the less we fear them’

The connection between bats and evil spirits is, unfortunately, a deep, cross-cultural myth that refuses to die, but did you know there is another, more fun spirit they are intricately associated with? Agave plants, the source of tequila and mezcal, depend on bats, especially the Mexican long-nosed bat, for pollination and seed dispersal, says bat...

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NASA astronaut Sunita Williams retires after 27 years

National Aeronautics and Space Administration (NASA)’s Sunita Williams — one of two astronauts stuck for months at the International Space Station — has retired. The space agency announced the news on Tuesday (January 20, 2026), saying her retirement took effect at the end of December. Williams’ crewmate on Boeing’s ill-fated capsule test flight, Butch Wilmore,...

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NASA astronaut Sunita Williams retires

National Aeronautics and Space Administration (NASA)’s Sunita Williams — one of two astronauts stuck for months at the International Space Station — has retired. The space agency announced the news on Tuesday (January 20, 2026), saying her retirement took effect at the end of December. Williams’ crewmate on Boeing’s ill-fated capsule test flight, Butch Wilmore,...

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How reusability can lead to sustainable, cost-effective access to space

After four decades of government-led space exploration, the new millennium has ushered in a commercial revolution where private companies now lead and fund the industry’s most significant breakthroughs. Space is now a fast-growing industry, expected to exceed $1 trillion in value by 2030. The application of innovative technologies, notably partial reusability of rockets by these...

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