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Notes from the Threshold

Research updates, methodology deep dives, and dispatches from the boundary between waking and sleep.

binaural beatsbrainwave entrainmentMarch 21, 202612 min read

Binaural Beats: An Honest Guide to What the Science Actually Says

Do binaural beats actually work? We review the real science -- what holds up, what doesn't, and what matters.

hypnagogiacreativityMarch 21, 202611 min read

The Hypnagogic State: Your Brain's Hidden Creative Genius

Hypnagogia -- the twilight between waking and sleep -- unlocks associative thinking and creativity. Here's the neuroscience.

sleep sciencetargeted memory reactivationMarch 21, 20269 min read

The Science of Targeted Memory Reactivation: Can You Really Strengthen Memories During Sleep?

Targeted memory reactivation uses audio cues during sleep to boost recall by 20-60%. Here's what the science actually shows.

More dispatches coming soon. Join the waitlist to be notified.

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Sleep research is evolving. We update our methodology as the science does.