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New nanoparticles make hidden chemical differences light up

Scientists have developed ultra-bright nanoparticles that can detect tiny amounts of chemicals and distinguish between molecules that look almost identical. The technology could one day provide a cheaper way to catch dangerous drug impurities or trace pollutants using simple low-cost lasers.

We haven't written up this one. ScienceDaily has the full story — the link below goes straight to it.

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Trivandrum Observatory records shed new light on Carrington Event of 1859

The research provides evidence that the Carrington Event, one of the most powerful geomagnetic storms ever recorded, was preceded and followed by a sequence of solar plasma ejections that interacted…

  • Trivandrum Astronomical Observatory study reveals new insights on 1859 Carrington Event
  • Magnetic observations from 1870s preserved at observatory provide crucial data
  • Cumulative impact of solar plasma ejections preconditioned Earth's magnetosphere

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