Why Do Fireflies Glow?

Fireflies are actually a type of beetle, and they are known for their ability to produce light. This light is produced by a chemical reaction in the firefly’s abdomen, and it is used to communicate with other fireflies.

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5 Ways That Gut Health Impacts Behavior

The gut-brain connection is a relatively new field of study that is revealing some interesting information about how our gut health impacts our behavior. It turns out that the trillions of bacteria that live in our digestive system (known as the microbiome) play a key role in regulating our mood and emotional state.

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Most Expensive Items Ever Appraised on Antiques Roadshow

Every episode of Antiques Roadshow features people bringing in their old items to be appraised by experts. While the vast majority of items are worth only a few hundred dollars, every now and then a true treasure is discovered. Here are some of the most expensive items that have ever been featured on the show.

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Scariest Sea Creatures to Ever Exist

If you thought sharks were the scariest creatures in the sea, think again. There are a number of other sea creatures that have been known to cause accidents, fatalities, and even whole shipwrecks.

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