What is a lunar eclipse? What is a solar eclipse? These babies are like full moons or new moons on steroids—so, here’s what you need to know. Consider eclipses as super-charged new moons and full ...

Why it matters: Most of us have seen the Sun thousands upon thousands of times throughout our lives, but only from a distance. True, high-definition images of our life-giving star are in short supply, ...

Definition: Solar power is energy harnessed from the sun’s rays. It is a renewable energy source, meaning it is a cleaner, more sustainable alternative to burning fossil fuels. Solar power produces no ...