Field Notes
Written knowledge from the same domains the device carries offline. Readable here, stored on it.
How to Build an Offline Survival Library
An offline survival library is a short list of official documents you can read with no signal: first aid, water, warmth, food, navigation...
PRINCIPLESWhy Panic Decision-Making Follows a Predictable Pattern, and How to Interrupt It
Under acute stress the mind narrows, vision tunnels and adrenaline takes over. The pattern is predictable, and knowing it is the first st...
PRINCIPLESHow a Survival Blanket Actually Works: The Physics of Radiant Heat Reflection
An emergency blanket doesn't keep you warm by trapping air. It reflects radiated body heat, which is why wind, wet clothing and ground co...
PRINCIPLESWhy Does Friction Fire Actually Work? The Real Physics of Firestarting
Wood dust starts to smolder well below the temperature wood needs to catch from a match. The physics of friction fire, and why most first...
PRINCIPLESWhy Skills Beat Gear When It Actually Matters
Search-and-rescue data from more than 145,000 real cases shows most lost people are found within the first 24 hours. Why what you know ma...
PRINCIPLESWhy "I'll Just Look It Up" Fails When You Need It Most
When the power goes out or storms take cell towers offline, "I'll just look it up" stops working exactly when you need an answer most.