Double Quasars – Deep Sky Videos

From DeepSkyVideos. Professor Meghan Gray explains the sometimes strange phenomenon of twin quasars. More links and info in full description ↓↓↓ Professor Gray is an astronomy professor at The University of Nottingham – https://www.nottingham.ac.uk/physics/people/meghan.gray A close quasar pair in a disk–disk galaxy merger at z = 2.17 – https://doi.org/10.1038/s41586-023-05766-6 0957+561 A, B: twin quasistellar objects…

How to launch a nuclear weapon

From Atomic Frontier. Inside the world’s last Titan II nuclear silo. During the Cold War this structure held the most powerful weapon ever deployed by the United States. Today the warhead is gone but eveything else remains; giving me the perfect oportunity to explore the engineering and logistics behind how to launch a nuclear ICBM.…