A California-based startup’s controversial plan to put 4,000 tennis-court-sized mirrors in orbit around Earth is “catastrophic” and “horrifying,” astronomers warn.
Reflect Orbital, which was founded in 2021, has recently taken the first step in a…

A California-based startup’s controversial plan to put 4,000 tennis-court-sized mirrors in orbit around Earth is “catastrophic” and “horrifying,” astronomers warn.
Reflect Orbital, which was founded in 2021, has recently taken the first step in a…
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The Cosmos is very much part of life on Earth. Historian Dagomar Degroot joins this week’s Planetary Radio to explore how shifting solar cycles, volcanic eruptions on Venus, Martian dust storms, and even mistaken sightings of lunar forests…

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Astronomers have unveiled the largest low-frequency radio color image of the Milky Way ever created, offering a sprawling cosmic panorama that reveals supernova remnants, stellar nurseries, pulsars and the intricate glow of gas and dust weaving…
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Earth’s climate has changed throughout history; the current warming is happening at a rate not seen in the past 10,000 years, experts say.
Information gathered by scientists from sources such as ice cores, rocks, and tree rings shows signs of a…

Hafezieh, M., Abkenar, A. M., Jadgal, S. & Ajdari, A. Biochemical composition and investigation on the economic feasibility of sodium alginate production of brown seaweed Sargassum illicifolium (Turner) C. Agardh, 1820 from Chabahar Bay (Gulf of…