A second interstellar object visits our solar system

The first observations of object C / 2019 Q4 suggest that it is an interstellar comet, the second object of this nature detected after Oumuamua , in 2017. Comet C…

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The wreck of Titanic disappearing

The Titanic, which has been resting for 107 years on the bottom of the Atlantic Ocean, is in a state of advanced degradation, as shown by unseen images captured by…

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