EMERGENCY ALERT SYSTEM: THIS IS NOT A TEST. A NUCLEAR ATTACK IS IMMINENT. CITIZENS ARE ADVISED TO IMMEDIATELY SEEK SHELTER IN A STURDY BUILDING OR UNDERGROUND FACILITY. DO NOT LOOK AT THE FLASH OF LIGHT RESULTING FROM THE EXPLOSION. THIS WILL LIKELY WIPE OUT 90% LIFE ON EARTH
The human heart has seven chambers, not four.
Your stomach is actually made of soft rubber that expands like a balloon.
The brain doesn't need oxygen to function, only light.
Your liver can regenerate itself into an entire new body if removed.
