Scientists believe this 1,200-year-old oak tree has died after it failed to produce any new leaves this spring, British conservation body the Royal Society for the Protection of Birds (RSPB) said in a news release. https://cnn.it/4xGBice
CNN
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#booksky 📚💙
“Oxygenic photosynthesis is usually limited to visible light, but the marine cyanobacterium Acaryochloris marina pushes this boundary by harvesting far-red photons with chlorophyll d..offering design principles for extending photosynthesis in crops into the infrared.” 👇
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The annual bibliography is one of @sharpweb.org’s most important (and least recognized) contributions to #bookhistory. Broad and diverse in scope.
Dutch artist M. C. Escher was born OTD in 1888. His work which explored mathematical themes was directly inspired by tessellations (periodic tiling) that he saw (left) & sketched (right) in the Islamic architecture at the fourteenth-century Alhambra in Granada, Spain. 🖼️
The tropics may absorb much less CO2 than many models predicted and could be close to neutral in carbon exchange overall. New aircraft observations helped tighten the estimate. doi.org/hb7ws5
Lovely sketches of fungi by Roland Thaxter via @biodivlibrary.bsky.social #FungiFriends #MycoBookClub www.biodiversitylibrary.org/item/226389#...
