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When we sleep, our brain is filled with spontaneous neural activity. What is it doing?

Daniel Levenstein explains how internally generated brain activity during sleep shapes our cognition, and why NeuroAI is such a powerful approach to understanding the brain.

When we sleep, our brain is filled with spontaneous neural activity. What is it doing?

We haven't written up this one. The Transmitter has the full story — the link below goes straight to it.

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Your Agent Has Tools Now: Why MCP Tool Calls Need Runtime Verification

For most of the short history of LLM applications, model risk was text risk. A model could output bad advice, leak something from its prompt, or produce a convincing phishing draft — but it couldn't…

  • Tool calls expand LLM attack surface from text to actions with actual credentials
  • Runtime verification necessary to evaluate every tool call before execution

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