30-Second Experiments

Cold spoon skin test reveals how rapidly your nervous system detects temperature changes and transmits that information from your skin […]

The 30 second breath hold test reveals how efficiently your body manages oxygen and carbon dioxide during short periods of

The 30 second balance test exposes how your inner ear, nervous system, and posture control stability in real time. Balance

A 30 second reaction test measures how quickly your brain transforms visual information into physical movement. Every tap reflects electrical

The peripheral vision reflex test is one of the fastest ways to measure how quickly your brain reacts to movement

Your heart rate changes every time you breathe — literally every single inhale and exhale.Your nervous system adjusts your pulse

Your brain receives two completely different images every second — one from each eye.But you never notice this.Instead, your brain

Your nervous system works at incredible speed — much faster than your conscious brain.And one of the simplest ways to

Your nervous system works at incredible speed — much faster than your conscious brain.And one of the simplest ways to

Most people believe the only way to measure your heart rate is by placing fingers on your neck or wrist.But