We finally know why stress turns your hair white

Once those strands turn gray, they never go back. 

Eleanor Cummins
January 27, 2020

Latest

These spiky frog skulls look more like dinosaur fossils
Will it be safe to hold the Olympics in 2021?
Bidets for a cleaner and greener bathroom routine
Fight viruses in your home without making bacteria stronger
Apple fixed one thing to make the MacBook Air one of the best laptops around
Save money and protect the environment by repurposing your old outdoor gear
Hands-on with the Polaroid Now instant film camera
See when COVID-19 could hit your state hardest
COVID-19 has exposed serious food-security issues in the US. Technology can help.