I believe there are civilizations in our own galaxy and in the rest of the trillions and trillions of other galaxies. It is an attempt to explore the existing scientific and technological capabilities of an extraterrestrial civilization that developed 1,000, 10,000 or millions of years ago. Thank you for your interest in this topic and welcome to my blog.
Friday, 4 September 2020
Starlight Bending and Gravitational Lensing: Are These Simply Refraction of light?
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