More than you ever thought you wanted to know about submarines

Smarter Every Day: Nuclear Submarine Deep Dive is a series of nine videos that Destin Sandlin filmed while aboard a US Navy Nuclear Submarine in the Arctic (ICEX 2020) and released over the course of a year. The last one came out yesterday. They’re all worth watching!

Here are the episodes:

  1. How I Boarded a US Navy Nuclear Submarine in the Arctic (ICEX 2020) (Episode 237, 34:39min, June 14, 2020)
  2. Boarding a US Navy Nuclear Submarine in the Arctic – Smarter Every Day 240 (Episode 240, 29:24min, July 26 , 2020)
  3. Crawling Down A Torpedo Tube -US Navy Nuclear Submarine (Episode 241, 20:32min, August 16, 2020)
  4. How to Fight Fire or Flooding on a Nuclear Submarine (Episode 244, 27:00min, October 4, 2020)
  5. How to Make Pizza on a Submarine (Episode 246, 16:28min, November 1, 2020)
  6. How Sonar Works (Submarine Shadow Zone) (Episode 249, 26:41min, December 26, 2020)
  7. How Do Nuclear Submarines Make Oxygen? (Episode 251, 29:33min, February 21, 2021)
  8. How to Poop on a Nuclear Submarine (Episode 256, 23:24min, May 9, 2021)
  9. How to Surface a Submarine in the Arctic Ocean (Episode 260, 42:01min, July 30, 2021)

Schwarze Löcher

… sind weder schwarz noch Löcher.

Anlässlich der “Black Hole Week” von NASA veröffentlichte Markus Pössel im April auf seinem Blog eine Reihe zu schwarzen Löchern:

Relativ einfach: Woche der Schwarzen Löcher. 1: Sicherheitshinweise, 2: Akkretion, 3: Schattenrisse mit dem Event Horizon Telescope, 4: Wellenschlag mit LIGO, Virgo & Co., 5: Singularitäten als Wissenslücke.

100SekundenPhysik: Wie schwarze Löcher wirklich aussehen. (YouTube, 4min)