A hydrogen powered plane was tested in England. It took place in Kemble which is in the Cotswolds. The article is fairly advertising the idea, but it's still cool that it could work. They had a regular engine in case the hydrogen powered one didn't work or failed midflight.
There is a language to command cells to attack cancer. It is being learned.
Man, you've been making posts like this a lot recently, but isn't there a better community for this kinda stuff? Something general about technology maybe? It's not really a good match for kia2, I think.