Can Young Blood Really Fight Aging? Five Blood Therapies Still Looking for Answers
A few years ago, a startup was charging people tens of thousands of dollars to infuse them with plasma from young donors. The FDA eventually issued a statement:
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Your NAD+ Numbers Went Up. But Did You Actually Get Younger?
The supplement industry has a gift for turning a promising molecule into a simple story: your NAD+ declines with age, so you take a precursor like NMN or NR to
Twelve Guardrails for AI Agents: The Harness Design Patterns Behind Claude Code
That impressive AI agent demo you saw on Twitter? It probably falls apart in three minutes of real-world use. Not because the model is weak — because nobody bui
The Memory Wars of Four AI Coding Assistants: The Design Philosophies Behind CLAUDE.md, AGENTS.md, and GEMINI.md
You thought CLAUDE.md was just a config file? It decides whether your Agent recognizes you. Four tools, four completely different memory designs.
Aging Is Not Just Getting Old: How Science and Nature Mapped the Body's Silent Revolution
Three landmark 2026 studies reveal aging as a coordinated, organism-wide remodeling: one-quarter of 536 cell types shift with age, gut bacteria disrupt brain memory via medium-chain fatty acids, and the NAD+/NADH redox ratio, not absolute NAD+ levels, may determine mitochondrial resilience in Alzheimer's disease.
AI That Optimizes Itself — The Birth of AutoAgent and Meta-Agents
If you thought having AI write your code was impressive, what comes next will force you to recalibrate your definition of "impressive": there is now an AI whose