« July 13, 2021 | Main | July 15, 2021 »
July 14, 2021 Archives
Wednesday, July 14, 2021
TRACKING WITH CLOSEUPS: Daniel Ellsberg: Nuclear Risks—Doomsday Hiding in Plain Sight
This is an extended (two hours and forty minutes!) discussion of the issues discussed in Dr Ellsberg's 2018 book, The Doomsday Machine.
CONTINUITY: Easter Island: Collapse or Resilience?
“In short, the island never had more than a few thousand people prior to European contact, and their numbers were increasing rather than dwindling,” https://t.co/AxAy6GqKUo
— Robin Hanson (@robinhanson) July 13, 2021
Fourmilab's 2010 Easter Island expedition.
CONTEXT: SpaceX: What to Expect from a Super Heavy Static Fire Test
As #SpaceX gears up for a static fire of the first #Starship Super Heavy (Booster 3), what might we expect in terms of a countdown? Well Adrian Beil (@BCCarCounters), aka "spreadsheet guy," has you covered in his debut article for NSF! ⬇️https://t.co/9c0VkdCfOb
— Chris G - NSF (@ChrisG_NSF) July 13, 2021
TRACKING WITH CLOSEUPS: SpaceX: The Starship's New Thrusters
CONTINUITY: The 2020 Lunar Olympics
The Olympic Games, year 2020...
— Oisín Moran (104/1309 pages) (@TheOisinMoran) May 4, 2021
On the moon!
At least the authors were right that the games would not take place on the earth in 2020.
Not sure if that high jump would work, but I'd love to see it.
When do you think we'll see a sports competition on another celestial body? pic.twitter.com/9ySVkrj2PS
From the 1979 Children's Britannica book, Future Cities.
Here's a little thread about one of my favourite books growing up (note: I am still growing up).
— Oisín Moran (104/1309 pages) (@TheOisinMoran) May 4, 2021
Future Cities—published in 1979, purchased in a library clearance sale c. 2000.
A book that truly nails some predictions, messes up and a few, but ultimately inspires hope. pic.twitter.com/Sg1DWLLfZR
People always talk about how sports records such as the high jump and shot put would be broken on worlds with lower gravity, but how would other records fare? Running, for example, might be slower because of the limited time the foot was able to deliver impulse to the body before leaving the ground.
Once, again, Alan Shepard was first.