"If there are lots of black holes out there, some of them must surely pass through our backyard every now and then." When you purchase through links on our site, we may earn an affiliate commission.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Black holes are massive, mostly invisible and so powerful not even light can escape them. So what ...

Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...