The hidden heat cost of data centers: How server farms create local heat islands
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There’s no doubt about it: the skies are filling up with satellites that regularly pass overhead, creating light trails that can interfere with stargazing, backyard astronomy, astronomical research, and pose a significant threat to natural ecosystems. The problem stems from the design of the satellites themselves, which include solar arrays that reflect sunlight, creating an…
A Long March-3B carrier rocket carrying the Tianlian II-06 satellite blasts off from the Xichang Satellite Launch Center on July 23, 2026 in Xichang, Sichuan Province of China. (Image credit: Zhou Quan/VCG via Getty Images) Lightning struck a Chinese rocket shortly after liftoff this week, as seen in incredible video and photographs. A Long March-3B…
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Kerry Wan/ZDNET Follow ZDNET: Add us as a preferred source on Google. ZDNET’s key takeaways Samsung launched three foldable phones at its Unpacked event in London. Its first ‘Ultra’ foldable, the Samsung Galaxy Z Fold 8 Ultra, is an impressive device. However, the Samsung Galaxy Z Fold 8 has a unique form factor that’s very…
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