Abstract: We investigate the contribution of forward Rayleigh scattering to the linear mode coupling in multimode fibers for mode-division multiplexing. The prediction of mode coupling is of special ...

It’s a question most of us first asked as kids: why is the sky blue? And while the answer might sound simple, it’s actually ...

The best scooters for kids fun and well-made, and also provide a smooth ride and can actually help kids get where they need to go. They should have top-of-the-line safety features, like high ...

General Knowledge for Kids: General knowledge is an integral part of education, bringing a lot more than just knowing facts. It opens up a child's understanding of the world, making them aware of ...

So, you know your kids are going to watch YouTube. It’s an inevitability in this day and age. Thankfully, YouTube isn’t just a source for ridiculous, mindless videos. There’s a lot of ...

Whether you’ve got antsy kids at home or in the classroom, a good board game can keep the little ones entertained for hours — not to mention help strengthen their critical-thinking skills.

Looking for a gift that inspires curiosity and adventure this Christmas? A pair of binoculars for kids is a fantastic choice! Whether they’re exploring the night sky, birdwatching in the ...

From gummies to drops to tablets, our dietitians evaluated the best vitamins for kids. Their top picks come from Llama Naturals, SmartyPants, and Hiya. As children grow, it’s important for them ...

Before we can understand why the sky looks bluer in the fall, it's important to first know why the sky appears blue in the first place. The sun emits white light, and due to Rayleigh scattering ...

The best telescopes for kids make great Christmas gifts. Our favorite models will provide good, frustration-free night sky views and are perfect for budding skywatchers. If your child is ...

The best camera for your kids will be robust, fun to shoot with and easy for small hands to hold. For older children, it will also have features that let them explore their creativity. While young ...