Someone shared this fact with you
Did you know?
Water.Day_women with glass of alcohol
Your hangover is literally water debt collection

That headache is your brain shrinking slightly from dehydration, demanding you pay back the water alcohol stole.

More bite-sized facts

Did you know?
Water.Day_town with frozen river
Water is the only substance that expands when it freezes

Frozen water expands 9%, cracking pipes and splitting rocks—but it also makes ice float, keeping fish alive.

Did you know?
Water.Day_water droplets on car window
Water can be liquid at -40°C without freezing

"Supercooled" water stays liquid way below freezing until you tap it—then it instantly turns to ice before your eyes.

Did you know?
Water.Day_yellow modern house in Enschede Netherlands
Modern homes are dirtier than ever

Urban pollution, microplastics, and device off-gassing mean we're cleaning more intensively than any generation in history.