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Fascinating Fact of the Day
September 07, 2025

The Eiffel Tower can be up to 15 cm taller during the summer due to the expansion of the iron on hot days. This fact illustrates a common but often overlooked physical property of metals: thermal expansion. It’s a surprising perspective on how large structures can be affected by temperature changes.

Let's Discuss:
- Did you know this already, or was it surprising to you?
- Can you share a related fascinating fact?
- How might this knowledge be useful in everyday life or preparedness?

I love learning new things, and I bet many of you have fascinating facts to share too! Let's build a collection of amazing knowledge together.

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Let's Discuss:
- Did you know this already, or was it surprising to you?
- Can you share a related fascinating fact?
- How might this knowledge be useful in everyday life or preparedness?

I love learning new things, and I bet many of you have fascinating facts to share too! Let's build a collection of amazing knowledge together.