Rain for today in #Pully, #Switzerland!
Good morning This is the #weather forecast for #today: With a high of 4°C and a low of […]
Daily Archives: March 6, 2018
Colorful Airglow Bands Surround Milky Way
Why would the sky glow like a giant repeating rainbow? Airglow. Now air glows all of the time, […]
This Hummingbird Chirps Like an Insect. Can It Hear Its ...
A South American hummingbird’s noise is well above the normal hearing range of most birds, perhaps to stand […]