Around 25 percent of the universe is the equally mysterious dark matter, leaving just five percent for everything that we can ...

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The FBI has released a new dossier hundreds of pages long with extra information on one of the most mystifying crimes in US ...

...Mysteries. Treasured Adventures: Joined by companion Matty, brothers Rick and Marty Lagina look back on their richest adventures stretching back over the previous ...

Dark energy, an invisible force making up about 70% of the universe, remains one of science’s greatest mysteries, accounting for 25%, it leaves just 5% of the universe made up of visible matter ...

...Mysteries. Treasured Adventures: Joined by companion Matty, brothers Rick and Marty Lagina look back on their richest adventures stretching back over the previous ...