Navigating back to previous location in infinitely scrolling page

1. What is endless scrolling called?
2. Is infinite scrolling accessible?

What is endless scrolling called?

infinite scroll (uncountable) (Internet) A web design technique that loads more content as the user scrolls towards the end of the loaded content.

Is infinite scrolling accessible?

For some users who wish to simply consume information, infinite scrolling is can be perfect. But this endless page presents accessibility challenges. There are a number of issues with user experience for many people, but its impact on individuals who use assistive technology can be especially problematic.