Since the very beginning, Mental Floss has been dedicated to dredging up fascinating facts from across a broad range of topics—we’ve covered everything from strange animal stories to weird historical ...

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...

Grande appassionato di sport, è stato un discreto lanciatore di peso ma ha dovuto smettere per problemi ai tendini. Ciò non gli ha impedito di mantenere i legami con il magico mondo dell’atletica. Gli ...

Every PC comes with a permanent MAC address that might expose your data to malicious parties. There are multiple ways to secure your identity while browsing the Internet in public places. We found out ...

Bruising happens when blood pools under the skin due to damage in blood vessels. Some medications and conditions can make you bruise easily. Bruises usually heal in about two weeks without treatment.

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