Pangea may have vanished 200 million years ago, but it left a trail of clues in rocks, fossils, and even magnetic fields that ...
In silico antibody accessibility analysis indicates that ectodomain epitopes are transiently exposed, while MPER epitopes are virtually always occluded in the pre-fusion trimer.
Late Thursday, Mr. Musk’s chatbot, Grok, limited requests for A.I.-generated images on X to paid subscribers of the social ...