A plastic bag, a dirty pizza box, plastic utensils, paper napkins, and a soda can—a single takeout meal can feel like a game of recycling trivia. Which items can be recycled? What kinds of plastic go ...

But Why is a show led by kids. They ask the questions and we find the answers. It’s a big interesting world out there. On But Why, we tackle topics large and small, about nature, words, even the end ...

Mars has captivated humans since we first set eyes on it as a star-like object in the night sky. Early on, its reddish hue set the planet apart from its shimmering siblings, each compelling in its own ...