Getting kids to be active in a modern world is a tough sell. It can be hard to compete with indoor comforts like video games, television, and air conditioning. Sweltering weather is another formidable ...

What's the difference between warm air and cool air? In fact, what does “temperature” even mean? It's stranger than you think. At a basic level, if you increase the temperature of air, you increase ...

The heatwave baking millions of people across the country has some parents asking this: Is it safe for my kids to play outside? With school out, children are spending more time at home or at summer ...