How Digital Signal Processing Works: A Non-Technical Guide
Understanding DSP basics, from sampling to Fourier transforms. Learn how NullField Lab uses signal processing to detect grid frequencies with 0.01Hz precision.
Lunar Cycles and Science: What Research Actually Shows
Skeptical examination of lunar effect claims. What peer-reviewed research says about the moon's influence on humans, animals, and why beliefs persist.
EMF in Your Home: A Room-by-Room Guide
Practical guide to electromagnetic field sources in your home. Kitchen to bedroom, what generates EMF and how to measure it with your phone.
Understanding the Schumann Resonance: Earth's Electromagnetic Heartbeat
The physics of 7.83 Hz and Earth's electromagnetic resonance. How lightning powers it, how it's measured, and debunking common misconceptions.
The History of Brainwave Entrainment Research
From Hans Berger's 1929 EEG discovery to MIT's 2016 gamma research. A century of scientific investigation into rhythmic stimulation and neural synchronization.
Beat Frequencies: The Physics of Interference Patterns
Understanding wave superposition and beat frequency mathematics. From piano tuning to radar, and how NullField Lab calculates compensatory frequencies.
How to Use Your Phone's Magnetometer: A Beginner's Guide
Your phone has a hidden magnetic field sensor. Learn what it is, where it's located, fun experiments to try, and how apps like NullField Lab use it.
Circadian Rhythm 101: Your Body's Internal Clock
Introduction to your 24-hour biological clock. The Nobel Prize research, how light controls melatonin, and what disrupts your circadian rhythm.
What is the 50Hz Hum? The Science Behind Power Grid EMF
The physics of AC power transmission and why you hear that electrical hum. History of 50Hz vs 60Hz standards and how EMF propagates in your environment.
Brainwave Frequencies Explained: Delta, Theta, Alpha, Beta, Gamma
Complete guide to the five brainwave frequency bands. What EEG measures, the history of discovery, and what research associates with each state.
Compensatory vs. Additive Entrainment: Two Approaches to Brain Optimization
Understanding the fundamental difference between adding frequencies and neutralizing interference. Explore how compensatory entrainment uses active cancellation to restore natural brain rhythms.
The 50Hz Problem: How European & Australian Power Grids Disrupt Gamma Brain Waves
Deep dive into how 50Hz power grid interference specifically impacts gamma oscillations (40-100Hz) critical for attention and cognition in Europe and Australia.
The 60Hz Problem: How American Power Grids Create 20Hz Beta Wave Interference
Exploring how 60Hz power grid interference creates harmonic distortion at 20Hz, disrupting beta wave patterns critical for focus in the Americas.
50Hz vs 60Hz: Why Your Power Grid Frequency Determines Your Cognitive Baseline
Comparative analysis of regional power grid effects on brain function. How different interference patterns require different compensation strategies.
Bipolar Disorder & Lunar Cycles: Meta-Analysis of Longitudinal Studies
Comprehensive review of research on manic-depressive cycles and lunar phase correlations. What the data really shows about circalunar rhythms.
NullField Lab vs. Neurofeedback Devices: Environmental Optimization vs. Active Training
Comparing passive environmental compensation with active EEG neurofeedback. Different approaches, different use cases, complementary benefits.
NullField Lab vs. White Noise Machines: Electromagnetic vs. Acoustic Masking
Why acoustic white noise can't compensate for electromagnetic interference. Understanding the difference between sound and EMF.
Environmental Stress Reduction: How EMF Compensation May Lower Cortisol
Exploring the connection between electromagnetic pollution, chronic stress response, and cortisol regulation through environmental optimization.
Real-Time Magnetometer Detection: How Your Phone Measures Power Grid Interference
Technical deep-dive into smartphone magnetometer capabilities, sampling rates, and precision for detecting 50/60Hz grid frequencies.
Circadian Rhythm Fundamentals: Your Brain's Internal Clock System
Understanding the suprachiasmatic nucleus (SCN), peripheral oscillators, and how environmental factors influence circadian timing.