And why do leaves from trees of the same species vary in color? Are wet or dry conditions better for fall colors?
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And why do leaves from trees of the same species vary in color? Are wet or dry conditions better for fall colors?
LED technology has transformed what catches our eye
What are the old trolley corridors in Eastern Iowa being used for today? And what might they become in the future?
About 90 percent of Iowa’s population receives water that has been treated with fluoride. But what is it? What does it do? And why do some cities not treat their water?
Both Iowa and U.S. lawmakers have considered establishing permanent daylight saving time, while sleep experts have pushed for permanent standard time. What will it take to stop changing our clocks?
The Gazette is giving away two tickets to Festival of Trees when you join the Curious Iowa Newsletter.
How a “happy little ear of corn” became synonymous with children’s theater in Cedar Rapids
Historians, ecologists talk through Iowa’s environmental history
Three lobbyists talk about their role during the Iowa legislative session.
Iowa is among 26 states -- most of which are in the Eastern U.S. -- that do not have citizen-led ballot initiatives. Instead, the Iowa Legislature starts the process of amending the Iowa Constitution.
How long you wait at a red light varies by intersection, time of day
Butterfly numbers are down this year across Iowa and beyond. Why is that? And why does it matter?
While Iowa has fewer counties now than it did in its early days, it still has 99, and some people argue that’s too many.
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