Mental Floss

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Leaving a phone to charge all day long? Probably best to avoid it.

Discover the truth behind some of the biggest smartphone battery myths, like whether charging your phone fully—or overnight—is actually as bad as some tech experts suggest.

Chris Wheatley








They're not just for show.

Discover more about the origins of toenails—plus the real reasons why your toenails may be getting thicker and changing colors.

Matt Hoffman






Happy 2025!

Every time a new year rolls around, people set out to better themselves. But why do we make these promises to ourselves, and where did this tradition come from? We can start by blaming the ancient Babylonians.

Shanna Yehlen