Samples returned from the asteroid Ryugu contain all five canonical nucleobases (A, G, C, T, U). Their presence in Ryugu and Bennu supports the hypothesis that carbonaceous asteroids contributed to the prebiotic chemical inventory of early Earth. http://dlvr.it/TRWtVp ☄️
🚨 BREAKING: A federal judge has ruled in favor of @ameracadpeds.bsky.social and issued a preliminary injunction against the CDC.
The ruling pauses the Jan 2026 childhood immunization schedule revisions, blocks RFK Jr's 13 recent ACIP member appointments, and pauses all votes taken by the committee.
fresh off the press from yours truly: oecs.mit.edu/pub/b61joemo...
I offer an overview of algorithmic bias. I trace its historical roots, examine canonical scholarship and notable real-world incidents, and explore how algorithmic bias emerged as a field of study
1/
“They turn humans into this hyperefficient terrestrial locomotor because they make being on land more like swimming.”
The most efficient traveller is you on a bike. #UrbanTruth
Via Scientific American @sciam.bsky.social www.scientificamerican.com/article/a-hu...