Explores the principles of light, reflection, and magnification through hands-on experiments. Children observe how a magnifying glass focuses sunlight to create heat, examine the effects of light on ...

Sometimes science needs to go big. From telescopes spanning the globe to particle accelerators that would take over 24 hours ...

Humans have been living, working and conducting science experiments on the International Space Station for nearly 20 years -- but even this feat of engineering needs upgrades sometimes, like a new ...