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The researchers also say that current fire-resisting gels dry out and become useless about 45 minutes after being applied. With their new material however, because the silica aerogel stays behind until it is washed away, the coating could be applied well in advance of an approaching wildfire while still providing protection when...
Their attosecond system involves a powerful laser split into two components: a fast electron pulse and two ultrashort light pulses. The first light pulse, called the pump pulse, energizes a sample, triggering electron movement or other rapid changes. The second pulse, known as the optical gating pulse, creates a brief window to...
The International Amateur Radio Union or IARU, is the governing body of our community. It represents us on the world stage through the International Telecommunications Union, the ITU. As I’ve discussed before, it consists of four separate organisations working together, the International Amateur Radio Union, the global body,...
cross-posted from: lemmy.sdf.org/post/21333338...
New Yaesu radio announced. What do we think about it? To me, it looks like the Yaesu version of Icom IC705.
Kneecap is so confident and single-minded in its telling of the semi-fictionalised origins of its titular west Belfast hip-hop trio, that it may make anyone who’s never heard of them feel like a bit of a loser. It’s a film that not only signals a major musical arrival, but ends up feeling a lot bigger than the conventional...
The Federal Reserve is ready to cut interest rates, confident that inflation is easing to normal levels and wary of any more slowing in the job market....
cross-posted from: lemmy.radio/post/4173929...
Biden program could give US citizenship through marriage to nearly half a million people without legal status...
