D'où viennent les couleurs des aurores boréales?
#Oxygene #Azote #atmosphere #altitude #couleur #vert #violet #rouge #bleu
Merci à Dr. Marshall Shepherd et Paul Douglas pour le partage.
#AuroraBorealis #Auroresboreales
#0xygen #Nitrogen #color #green #purple #red #blue #pink

x.com/i/spaces/1ypJd…

People try to keep their sexually transmitted disease inventory at a minimum, why is it so hard to comprehend keeping our respiratory-track transmitted disease inventory at a minimum, “immunity debt” has parents chasing the maximum, we got our SARS-2-mind all screwed up

Kristi Noem invented her meeting with Macron the Élysée (French White House) said.
William Reymond has excellent info and tells the French people about some American politics. Recommended! Good to learn French if you need!

I did hear a faint sizzle - it felt like a cosmic video game with glowing tendrils of color shifting and morphing before your eyes. Crazy-cool.

It's still G5 in strength. The Space Weather Prediction center reports 'grid irregularities' and it may be visible again tonight.…

It may be too much to take in all at once, but h/t to leon simons for pointing me to NOAA ERSST V5 SST monthly data beginning 1854, current through March, 2024.

I included the 50 year average for 1900-1949 for good measure.

This really is the beginning of the end of everything.

Mexico 🇲🇽 just observed its hottest day in May.

A brutal 51.1°C (124.7°F). This is less than 1°C from the all-time national record for any month.

Sadly this heatwave is far from over...

One of the craziest things I learned last week at #AAI2024 was that we have more free-floating extracellular mitochondria in our blood than white blood cells. This was not in any textbook that I ever read!
sci.news/biology/cell-f…
And the original paper:
faseb.onlinelibrary.wiley.com/doi/10.1096/fj…

“Cows have human flu receptors, study shows, raising the stakes on the bird flu outbreak in dairy cattle.”

The concentration in cow's milk is astonishing--1,000x more than usually seen in birds.

Have a great weekend folks!

By ⁦Brenda Goodman⁩ cnn.com/2024/05/09/hea…

BSE case confirmed on a farm in Ayrshire
'chief veterinary officer Sheila Voas described the risk to the public as “minimal”'

Seems to be a potential veracity gap between Voas, & Food Standards Scotland & Scottish agriculture minister
m.belfasttelegraph.co.uk/news/uk/restri…

Dr. Serge Zaka (Dr. Zarge) Astropierre Thomas Pesquet Eric Lagadec✨🌍 Contente d être sortie voir et m être éloignée des lumières de la ville. A un moment c était tellement fort que même visible en ville , St Paul, Minneapolis centre d après les photos qui circulent. Ils disent que cela peut continuer demain. Qui sait!

Blessed by beautiful Northern lights tonight #Minneapolis #Auroraborealis #minnesota #lEtoileduNord

Get away from the light pollution of MSP if you can. 25-40 miles north/west of MSP would be a much better place to check it out. Willmar, Medina, Ham Lake?

Just confirmed: this is in fact a G4-class geomagnetic storm, biggest since 2005.