Salt water gargling, nasal cleansing lower COVID hospitalizations
The traditional home remedy of gargling and rinsing your nasal passages with salt water may ...
How hummingbirds fly through spaces too narrow for their wings
Hummingbirds are natural acrobats, twisting their wings in ways that let them fly backward and ...
The last 12 months were the hottest on record
The last 12 months were the hottest in 150 years of recordkeeping — and probably ...