The body’s “killer” T cells don’t just attack—they strike with astonishing precision, forming a tiny, highly organized contact zone that lets them destroy dangerous cells without harming their neighbors。 Now, scientists have captured this process in unprecedented detail, revealing a hidden world of molecular choreography
A major review of 217 trials shows that aerobic exercise is the most effective option for managing knee osteoarthritis。 Activities like walking, cycling, and swimming outperformed other exercise types in reducing pain and improving movement。 While alternatives like strength training and mind-body exercises help, they are best used alongside aerobic
Plus: The NSA tests Anthropic’s Mythos Preview to find vulnerabilities, a Finnish teen is charged over the Scattered Spider hacking spree, and more
Hello HN,I was away from my computer for two weeks, and after coming back and reading the latest discussions on HN about coding assistants (models, harnesses), I felt very out of the loop。 My normal process would have been to keep reading and figure out the latest and greatest from people's comments, but I wanted to try and automate this process。Ba