River water temperatures swing from hot to cold: major discovery shows value of observational records
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Updates every hour. Last Updated: 21-Aug-2025 00:11 ET (21-Aug-2025 04:11 GMT/UTC)
A modulator developed by researchers from ETH Zurich has broken the terahertz mark. The ultrafast component efficiently transmits large volumes of data into the fibre-optic network in a short space of time.
Lithium-6 is essential for producing nuclear fusion fuel, but isolating it from the much more common isotope, lithium-7, usually requires liquid mercury, which is extremely toxic. Now, researchers have developed a mercury-free method to isolate lithium-6 that is as effective as the conventional method. The new method is presented March 20 in the Cell Press journal Chem.