Thank you again to @hfalcke for joining me on today's episode of Fireside Fedi!
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Complex #life began to develop earlier, and over a longer span of time, than previously believed.
Nee findings indicate that complex organisms evolved long before there were substantial levels of #oxygen in the #atmosphere, something which had previously been considered a prerequisite to the #evolution of complex life.
The #earth is approximately 4.5 billion years old, with the first #microbial life forms appearing over 4 billion years ago.
These organisms consisted of two groups – #bacteria and the distinct but related #archaea, collectively known as #prokaryotes.
Prokaryotes were the only form of life on earth for hundreds of millions of years, until more complex eukaryotic cells including organisms such as #algae, #fungi, #plants and #animals evolved.
Previous ideas on how and when early prokaryotes transformed into complex #eukaryotes has largely been in the realm of speculation. Estimates have spanned a billion years, as no intermediate forms exist and definitive fossil evidence has been lacking.
By collecting evidence from multiple #gene families in multiple biological systems and focusing on the features which distinguish eukaryotes from prokaryotes, researchers were able to begin to piece together the developmental pathway for complex life.
They obtained evidence that the transition began almost 2.9 billion years ago – almost a billion years earlier than by some other estimates – suggesting that the nucleus and other internal structures appear to have evolved significantly before #mitochondria.
The process of cumulative complexification seems to have taken place over a much longer time period than previously thought.
#biology
https://www.bristol.ac.uk/news/2025/december/complex-life-developed-earlier-than-previously-thought-new-study-reveals.html
Paper by Kay et al. (2025): https://www.nature.com/articles/s41586-025-09808-z
The Masks of Hypocrisy
https://my-notes.dragas.net/2025/12/10/the-masks-of-hypocrisy/
Emiko Davies’ latest cookbook, “The Japanese Pantry: From Sake to Soy, Essential Ingredients for Japanese Home Cooking,” is a showcase of homey dishes any Japanese grandma would be proud of. https://www.japantimes.co.jp/life/2025/12/09/food-drink/emiko-davies-cookbook-japanese-pantry/?utm_medium=Social&utm_source=mastodon #life #fooddrink #chefs #recipes #japanesecuisine #shoyu #kombu
Employee of a client calls me, absolutely furious. She has just arrived at the office and her laptop will not connect to the wifi. Clearly this network is broken. I suggest a couple of tests, like checking whether the network shows up (it does not) and trying a cable connection (nothing happens). So I timidly suggest checking whether there is actually power in the office, since there is construction going on. Boom. No power. She then asks me where the switch is to turn it back on. I have no idea, of course. Their electrical system is not exactly my responsibility. She snaps at me, asks why they even pay me, and hangs up with enough force that I can almost feel it.
I grin, although slightly annoyed. Luckily the people who work with her are nothing like that.
Half an hour later she calls again, apologizing deeply for how she treated me. She tells me she had a very rough night and even shares the details. Nearly thirty minutes on the phone, venting. Out of respect I will not retell anything, but she really should have stayed home today. She deserved it. She just did not want to tell her managers because she feared they would think she only wanted a longer weekend after yesterday’s holiday.
But her managers are not fools, and they immediately sent her home to rest and take care of her loved ones.
Too often honest people like her pay the price for those who act sly or arrogant. It is not fair, but the smart ones can tell the difference. Not always, but quite often.
Where are you supposed to go if you don't care about growth?
https://ramones.dev/posts/where-are-you-supposed-to-go/
#HackerNews #growth #mindset #personal #development #alternative #paths #life #choices
Complex #life began to develop earlier, and over a longer span of time, than previously believed.
Nee findings indicate that complex organisms evolved long before there were substantial levels of #oxygen in the #atmosphere, something which had previously been considered a prerequisite to the #evolution of complex life.
The #earth is approximately 4.5 billion years old, with the first #microbial life forms appearing over 4 billion years ago.
These organisms consisted of two groups – #bacteria and the distinct but related #archaea, collectively known as #prokaryotes.
Prokaryotes were the only form of life on earth for hundreds of millions of years, until more complex eukaryotic cells including organisms such as #algae, #fungi, #plants and #animals evolved.
Previous ideas on how and when early prokaryotes transformed into complex #eukaryotes has largely been in the realm of speculation. Estimates have spanned a billion years, as no intermediate forms exist and definitive fossil evidence has been lacking.
By collecting evidence from multiple #gene families in multiple biological systems and focusing on the features which distinguish eukaryotes from prokaryotes, researchers were able to begin to piece together the developmental pathway for complex life.
They obtained evidence that the transition began almost 2.9 billion years ago – almost a billion years earlier than by some other estimates – suggesting that the nucleus and other internal structures appear to have evolved significantly before #mitochondria.
The process of cumulative complexification seems to have taken place over a much longer time period than previously thought.
#biology
https://www.bristol.ac.uk/news/2025/december/complex-life-developed-earlier-than-previously-thought-new-study-reveals.html
Paper by Kay et al. (2025): https://www.nature.com/articles/s41586-025-09808-z
Sorry, I don't normally post memes, but I just came across this one I had saved to my computer and wanted to share it. I think it is so funny! (Ya, I know, I'm weird.)
Frank Gehry, who died Dec. 5 at 96, long rejected the tidy ideals of modernist design and aimed instead to capture the messiness and democratic spirit of daily life. https://www.japantimes.co.jp/life/2025/12/06/style-design/frank-gehry-obituary/?utm_medium=Social&utm_source=mastodon #life #styledesign #frankgehry #architecture #obituaries
“What I love is the way life back (during the Heisei Era) seemed full of energy — almost to excess. It was messy, blingy, over the top. It carried this feeling of: ‘I’m doing things my way. Got a problem with that?’” https://www.japantimes.co.jp/life/2025/12/06/lifestyle/heisei-retro-gen-z-fashion-cafe/?utm_medium=Social&utm_source=mastodon #life #lifestyle #heisei #showa #cafes #japanesefashion
Come 2033, Sapporo’s Nakajima Park area will become a new northern hub of business tourism. And the newly opened InterContinental Sapporo offers a glimpse at the neighborhood’s upscale future. https://www.japantimes.co.jp/life/2025/12/06/travel/intercontinental-sapporo-hotel-luxury-new/?utm_medium=Social&utm_source=mastodon #life #travel #sapporo #hotels #luxurygoods #micetourism
There are salts, and then there are Yuzen Inoue's salts that showcase the nuanced flavors of each season. https://www.japantimes.co.jp/life/2025/12/05/food-drink/yamaguchi-salt-master-seasonal-flavors/?utm_medium=Social&utm_source=mastodon #life #fooddrink #chefs #japanesecuisine #salt #yamaguchiprefecture
Tatsumasa Murasame, who grew up in Sweden before finding his calling as a gardener in Japan, shares the unique appeal and importance of greenery and nature in Tokyo, as well as the potential of its gardens. https://www.japantimes.co.jp/life/2025/12/05/lifestyle/murasame-tatsumasa-swedish-gardener/?utm_medium=Social&utm_source=mastodon #life #lifestyle #gardening #tatsumasamurasame