And as the greetings and all the photos of festivities were winding down, a stark note of reality: someone my age passing away suddenly of heart failure, hours after posting an online Christmas card.

Physics Humor of the Day: 9gag.com/gag/adNBzbd

atmospheric refraction during certain conditions can make far-away objects appear "lifted above the horizon" to be seen from places not normally possible. epod.usra.edu/blog/2012/...

chewing gum has been shown to reduce cravings and increase oxygen flow to the brain, which studies are finding increases brain function. grub.gunaxin.com/four-pi...

The importance of knowing an alternative means of communication. My high school teacher told me about this before. 9gag.com/gag/anYOKoV

Whoa, zoomed in toilet paper looks like... strewn around toilet paper! https://twitter.com/Micr...

Making something invisible visible of the day 9gag.com/gag/axNWGwY

Awesome Simple Natural Art 9gag.com/gag/a8WAjxp

9gag.com/gag/a758bxe

https://twitter.com/Micr...