
The Man Who Saved the Earth
by Austin Hall
Free AI audiobook with natural voice. No signup required.
About This Book
The story opens on an oppressively hot day with a poor little newspaper boy, Charley, playing with a "burning glass" (a magnifying glass) which he uses to concentrate sunlight onto a small focal spot, thus intensifying the heat on some paper until it burns a hole, perhaps a portent of things to come. He is noticed by a recluse scientist, Dr. Robold, who takes interest in Charley's scientific curiosity and calls him a young Archimedes, referring to the ancient Greek who, as legend tells, used a "burning glass" from shore to set enemy ships ablaze as they were approaching. Charley has no parents...
Chapters (10)
How to Listen
- 1. Click "Listen Free" above
- 2. The book opens in CastReader's browser reader
- 3. Click the play button — AI narration starts with word highlighting
- 4. Use "Send to Phone" to continue listening on your phone
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FAQ
Is this audiobook really free?
Yes. "The Man Who Saved the Earth" is a public domain work from Project Gutenberg. CastReader converts it to audio using AI text-to-speech for free. No account or payment needed.
What does the AI voice sound like?
CastReader uses Kokoro TTS, a natural-sounding AI voice. It handles punctuation, names, and dialogue naturally. Most listeners forget it's AI after a few minutes.
Can I listen on my phone?
Yes. Open the book, then use "Send to Phone" to stream audio to your phone via Telegram. No app download needed.




