Carla Ra
Science-fiction writer
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Welcome to my blog
The Science of Asimov’s The Last Question
About Oppenheimer
This is why a time traveler would NOT appear in space
Take the Sun with You — 5 questions to Gregory Allen Mendell
Interstellar vs. Disney’s The Black Hole
Top 5 movies about real scientists
The Alien Perspective in Arrival
Asimov’s fantastic alternative to black holes
@2024 by Carla Ra