9to5Mac reports that Apple has announced macOS 11.0 Big Sur.

Apple announces macOS Big Sur: sweeping visual redesign, Control Center, revamped Safari, modern notifications and widgets

Apple today announced the next version of macOS, named Big Sur. It features a UI overhaul that brings it closer to iOS in style. Many buttons are now chromeless and highlight as you mouse over. There is a lot more translucency, and app icons in the Dock now resemble their iOS counterparts too.

Apple announces macOS Big Sur: sweeping visual redesign, Control Center, revamped Safari, modern notifications and widgets - 9to5Mac