No one knows what happened before the Big Bang, or what caused it to happen, but we know that soon afterwards all of the matter in the Universe was in one very hot dense ball and that all of this matter was in very very tiny particles.

Accessibility Commitment

We are committed to making our presentations accessible to everyone. Our platform supports adjustable text size, color schemes, keyboard navigation, and screen reader compatibility.

Keyboard Shortcuts

or Space
Next slide
or Backspace
Previous slide
Home
First slide
End
Last slide
F
Toggle fullscreen
S
Open settings
N
Play/pause narration
Esc
Close dialog or exit fullscreen

Accessibility Features

  • Text resizing and customizable display settings
  • High contrast color themes
  • Alternative text for images
  • Keyboard navigation through all content
  • Screen reader compatibility with ARIA landmarks
  • Narration for text content

If you encounter any accessibility barriers or have suggestions for improvement, please contact us:

Email: [email protected]