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Rather than a vast ocean, Pluto’s heart might be hiding a huge, heavy treasure. Computer simulations suggest that an object…

We all carry around a lot of private and sensitive material on our smartphones. That includes text messages—and there might…

You know how they say that youth is wasted on the young? Well, bedtime is wasted on them, too. There…

(WASHINGTON) — Defense Secretary Lloyd Austin said Thursday he never told his staff to keep his cancer surgery and hospitalization…

A startling number of people conceal an infectious illness to avoid missing work, travel, or social events, new research at…

Meta said Tuesday it will start hiding inappropriate content from teenagers’ accounts on Instagram and Facebook, including posts about suicide,…

At HuffPost, we believe that everyone needs high-quality journalism, but we understand that not everyone can afford to pay for…

Whether you shed one single, Lauren Conrad-esque tear when you found your first gray hair, or shrugged it off as…