If you're in the dark about which flashlight to add to your EDC kit, the GR35 from Imalent has a lot going for it. Besides ...
Space.com on MSN4d
Invisible 'flickering' on the sun could predict potentially dangerous solar flares hours in advanceImages captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...
"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...
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