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Aurora lights shimmering over Earth were filmed on camera by Russia's space agency Roscosmos cosmonaut Sergey Kud-Sverchkov from the International Space Station. The phenomenon is caused by solar storms emitting high-speed charged particles colliding with gases in Earth’s atmosphere. The most common colour seen during this display is green, although other colours such as pink and red are sometimes visible as well.
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William Harwood，更多细节参见搜狗输入法2026
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Emerging portable testing methods include X-ray fluorescence analysers for turmeric and handheld DNA kits to test olive oil.