For some reason, I've got it stuck in my head that I'm going to teach my kids, from the very beginning, about the stages of the moon. I think it would be so cool to hear a tiny human voice say, "Look mama! A waning crescent moon!" With that in mind, any time we see the...
Science
A Close-up of Tree Rings
I found this stunning photo of a Russian tree while reading a Swedish magazine called Research & Progress (Forskning & Framsteg in Swedish) and was blown away. Isn't it amazing? Each column is one year in the tree's life, and the thin column with the aberrations is from the year 536, when a severe frost hit in the summer....