Welcome to Project Soli
Overview
Google ATAP's 2015 introduction to Project Soli, a radar-based sensor on a chip that tracks sub-millimeter hand motions for gesture interaction in small devices.
On Hacker News
Referenced for years as the go-to example of fine gesture input, often in discussions of keyboard replacements and later its appearance in the Pixel 4.
Topics
Sources
Video by Google ATAP, played through YouTube.
Data and selection notes
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HN Library: HackerTube export (2026-10-31) and open-index/hacker-news. Upstream summaries and classifications may contain AI errors.
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Selection checks
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