Tomato clownfish perform a dramatic underwater wardrobe change based on the social dynamics of their environment ...

At the very minimum, you should be rinsing your mouth guard with lukewarm water and brushing it gently once a day. All the experts I spoke to said a standard drugstore toothbrush will do; just make ...

A UK-designed robotic fish called Gilbert can remove microplastics from water and one day may be able to power itself.

The turtle, named Porkchop, was rescued in March 2025 from tangled fishing line wrapped around its flipper, keeping it from swimming away.

Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what you can do to reduce ...

Foods high in omega-3 fatty acids, protein, and certain antioxidants may help promote fat loss. Certain beverages, including coffee, also have metabolism-boosting properties. Boosting your metabolic ...