In classic xkcd-fashion, Randall Munroe timelines the Earth’s temperature, dating back to 20,000 BCE up to present. Slow changes, slow changes, history, slow changes, still slow changes, and then, oh shoot.
xkcd: Earth temperature timeline
Projects by Nathan Yau See All →
Where to Find Jeopardy! Daily Doubles
Placement of Daily Double clues, from season 1 to 31. Watch them play out.
Marrying Later, Staying Single Longer
Using a century of data, we watch the shift of marital status in the United States.
Chart of Cousins
For every family get-together I go to, it seems there are more kids running around. I know that they are related to me somehow, but what do I call them? Maybe this chart will help next time.