Mysterious 'donut' structure is discovered hidden inside Earth's core - and it could unlock the secrets of our - Daily Mail



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Ask Ethan: Do gravitons need to exist? - Big Think
The Ol Doinyo Lengai Volcano's Lava Flows Are So Cold It's Possible To Fall In And Survive - IFLScience

FAA updates Starship launch license for next flight - SpaceNews
NASA's Hubble and Chandra telescopes discover a strange 'sideways' black hole in a cosmic crime scene (image) - Space.com