berkeman's latest activity
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berkeman replied to the thread Geiger Counter Question.Great. Not if both meters just read background radiation when sitting for a bit, as you have been told repeatedly in this thread. -
berkeman reacted to Filip Larsen's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with
Informative.
I believe they are the built-in flotation device, one part of the many subsystems in the Orion Crew Survival System suit. I am not... -
berkeman replied to the thread Undergrad What are the speed limits of a maglev track?.The ultimate MagLev trains! (Well, except for no people...) :smile:
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berkeman replied to the thread Geiger Counter Question.When is your next doctor checkup for your baby? I'd recommend discussing all of this with your doctor and the baby's pediatrician to...
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berkeman replied to the thread Artemis 2 launch - humans return to the Moon after 54 years.And MECO, everything nominal. Great. :smile:
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berkeman reacted to mfb's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with
Like.
Liftoff! -
berkeman reacted to mfb's post in the thread Artemis 2 launch - humans return to the Moon after 54 years with Like.
They switched to a new URL. Hold at T-10 minutes, so far things look fine. Edit: Go for terminal count, last 10 minutes started.
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berkeman replied to the thread Artemis 2 launch - humans return to the Moon after 54 years.What are the blue pouches in the armpits and on the ankles of the crew's suits? My Google-fu is failing me... Photo credit: YouTube /...
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berkeman replied to the thread Artemis 2 launch - humans return to the Moon after 54 years.CNN is carrying it live on TV (I'm in the US).
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If there was no detectable contamination left after wiping it, then there was little if any, contamination to begin with. It is not...
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You have two detectors; use one to check the other.
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That would depend on who was selling it. If it came from a radiation instrument manufacturer, I would not worry. If it came from eBay...
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berkeman replied to the thread Collection of Lame Jokes.
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berkeman reacted to erobz's post in the thread Undergrad DH Mt Bike - Optimizing Drop Landing Ramp Profile with Like.
@berkeman I'm in the grey shirt. This is Mt. Creek Bike Park in New Jersey. This is me coming off of a pretty nice sized drop...
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berkeman reacted to boneh3ad's post in the thread Graduate Linearization of the Navier–Stokes equations for real airflow conditions with Informative.
Do you understand the concept of linearization? The fundamental idea relies on assuming certain terms are small enough that nonlinear...
