Error message

Deprecated function: Array and string offset access syntax with curly braces is deprecated in include_once() (line 20 of /home/raw3y9x1y6am/public_html/includes/file.phar.inc).

sound

272

Tree frogs can be very small, but very loud. How can they tolerate making such loud sounds?

401

I got this photo during our visit to White Sands, and used the sound of the thunder with the Flash/Bang method to determine that the bolt was about two miles away. How does lightning produce thunder?

Pages