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- 1Ultra-Bright Light Failed to Speed Up Water EvaporationβΌScientists Blasted Water With Light 10 Billion Times Brighter Than Sunlight. It Still Didn't Evaporate Faster.
Scientists aimed light billions of times brighter than sunlight at water to test whether intense illumination could accelerate evaporation. Despite the extreme energy levels, the water did not evaporate any faster, a result that challenges assumptions about how light interacts with liquid surfaces. The unexpected finding is drawing attention from physicists studying evaporation and light-driven processes, as it suggests existing models may be missing something fundamental about energy transfer in water.
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This trending item is a blog post explaining a common misconception: the UV index measures the strength of ultraviolet radiation that causes sunburn and skin damage, not the warmth you feel from sunlight. That warm sensation comes mostly from infrared radiation, which is separate from UV. Readers on Hacker News appear to be sharing and discussing the post, apparently finding it a useful correction of a widespread misunderstanding about what the index actually tracks.
- 3nLIGHT Director Sells 4,452 Shares After Stock PlungeβnLIGHT Director Sells 4,452 Shares After the Stock Price Plunged
A director of laser technology company nLIGHT sold 4,452 shares of company stock, a transaction that came after a sharp drop in the share price. Insider sales following a plunging stock often draw investor scrutiny, as market watchers look for signals about how confident those close to the company are in its prospects. The size and timing of the sale have made it a talking point among those tracking nLIGHT's recent performance.
- 4Fall photography focuses on berries instead of changing leavesβThe leaves donβt change much here in the fall, but we get a lot of berries. #photography #sunlight #plants #nature
A nature photographer shared images of autumn berries, noting that in their region the foliage barely changes color in the fall while bushes and trees produce an abundance of berries instead. The post attracted engagement from photography and nature enthusiasts, who appreciate the seasonal alternative to the classic autumn leaf colors that dominate fall photography elsewhere.
- 5Radio Digital Malayali spins LoFi piano mix for listenersβNow playing on Radio Digital Malayali: Walking in the Moonlight - Piano LoFi Mix by mellofi! Tune in now with 60 other l
Radio Digital Malayali, an online station streaming Indian LoFi music, is currently playing 'Walking in the Moonlight - Piano LoFi Mix' by mellofi, with around 60 listeners tuning in at the same time. The station posts automated now-playing updates so followers can discover tracks and join the live stream at any moment.
- 6Solar security camera runs six months without sunlightβA solar security camera can run up to 6 months without sunlight when fully charged.
A solar-powered security camera can reportedly operate for up to six months without any sunlight once fully charged. The claim highlights improved battery technology making solar surveillance viable even in low-light conditions or extended cloudy weather, drawing attention from consumers interested in off-grid home security options.