Complex Life Around Most Milky Way Stars May Be Impossible

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Hello and welcome! My name is Anton and in this video, we will talk about new studies on extraterrestrial life and photosynthesis
Links:
https://arxiv.org/pdf/2601.02548
https://arxiv.org/abs/2101.04448
https://www.cambridge.org/core/journa...
Previous video:    • Alien Life Could Use Photosynthesis In Red...  
TRAPPIST-1:    • TRAPPIST-1 Updates: With First 3 Planets (...  
#aliens #photosynthesis #alienlife

0:00 Red dwarfs and life
2:00 Difficulty for photosynthetic life
2:30 History of life on Earth and oxygenation
3:40 What light is needed for photosynthesis
5:40 TRAPPIST-1 as an example - 63 billion years?
7:50 Photosynthesis that doesn't produce oxygen
9:10 Bacteria that are most likely to dominate
10:20 If there is life, it won't be complex and other problems with red dwarfs
11:20 The Anakin problem
11:50 Is there any hope? Conclusions

Enjoy and please subscribe

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Credit:
Mark Garlick www.markgarlick.com
Heinrich D. Holland CC BY Sa 3.0 https://en.wikipedia.org/wiki/Great_O...
Tom Gaimann CC BY sa 4.0 https://en.wikipedia.org/wiki/Photosy...
John Whitmarsh and Govindjee CC BY SA 2.0 https://en.wikipedia.org/wiki/Photosy...
Lithium byproduct CC BY SA 4.0 https://en.wikipedia.org/wiki/Anoxyge...
Kennethcgass CC BY SA 4.0 https://en.wikipedia.org/wiki/Microbi...

Licenses used:
https://creativecommons.org/licenses/...
and relevant Creative Commons licenses