Some time travel movies totally miss the mark and create plot holes, while others get the science absolutely right.
Follow the space program since the moon landing in the four-part documentary "Once Upon a Time in Space". Here’s how to watch ...
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Mysterious transient objects in sky linked to nuclear testing and unidentified anomalous phenomena
A new study analyzing historical photographs taken by the Palomar Observatory between 1949 and 1957 has detected several ...
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