The origin of the universe is a story of extremes, marked by an explosive event so profound it birthed the very fabric of ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. As cosmic strings — exotic wrinkles in space-time left over from the earliest moments of the Big ...

Paul M. Sutter is an astrophysicist at The Ohio State University, host of Ask a Spaceman and "Space Radio," and author of "Your Place in the Universe." Sutter contributed this article to Space.com's ...