After reviewing several of the best-selling solar pool heater systems on the market, our top recommendation is the Smart Pool S601 Sun Heater. We like that it features durable construction and can ...

A "ring of fire" is visible when the moon moves between the Earth and the sun. A new "ring of fire" annular solar eclipse is coming this October and will be visible Wednesday from South America. In ...

Today (Oct. 2), the moon and sun will create a "ring of fire" during an annular solar eclipse. Here's how and when to catch the spectacular phenomenon. When you purchase through links on our site, we ...

On Saturday, Oct. 14, the moon will partially block the sun, creating an annular solar eclipse and turning our star into a cosmic "ring of fire." The "ring of fire" phenomenon will be visible to those ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. On Saturday, a ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Today (Oct. 2), the moon and sun will create a "ring of fire" during an annular solar eclipse. .

Today's the day for an annular solar eclipse! When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Update for 3:45 p.m. ET: The annular solar eclipse ...