Witness says missing Pitt student rescued from powerful wave — then vanished
A man who might've been the last person to see Sudiksha Konanki, a University of Pittsburgh student who went missing last ...
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A giant extraterrestrial 'wave' hit Earth 14 million years ago — and may have dramatically altered our planet's climate
Our solar system's journey around the center of the Milky Way takes it through varying galactic environments, and one may ...