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Total solar eclipse 2024: Everything you need to know!
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danR
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Mar 18, 2024
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danR
replied to the thread
SpaceX's Starship will go interstellar someday, Elon Musk says
.
There is no iteration of this series that could possibly be thought to be capable of interstellar travel except in the sense of...
Mar 18, 2024
danR
replied to the thread
Colliding neutron stars hint at new physics that could explain dark matter
.
"...because it doesn't interact with light, which means it is effectively invisible to our eyes. Dark matter also exhibits an apparent...
Mar 15, 2024
danR
replied to the thread
IceCube might've caught 7 exotic 'ghost particles' as they pierced through Earth
.
"Neutrinos are charge-less and nearly mass-less particles that blast through the cosmos at speeds approaching that of light. Oddly...
Mar 15, 2024
danR
replied to the thread
How to watch SpaceX's 3rd Starship launch test live online
.
"I'm sorry Dave, I'm afraid I can't do that"
Mar 12, 2024
danR
replied to the thread
SpaceX to push the envelope on 3rd Starship test flight
.
The more common term is "ocean landing". https://www.faa.gov/media/72816 There are two different water landings. The booster won't...
Mar 7, 2024
danR
replied to the thread
Quantum gravity' could help unite quantum mechanics with general relativity at last
.
430 micrograms. A lot of things were left out, including the actual means of measuring the gravitational force itself. It's like the...
Feb 24, 2024
danR
replied to the thread
Quantum gravity' could help unite quantum mechanics with general relativity at last
.
I don't know how many times and how many ways this misapprehension of entanglement has been displayed in pop-science articles. It's...
Feb 24, 2024
danR
replied to the thread
Humans on Mars could conduct far better science than any machine
.
I think the experts have started out with the idea that they want to see humans on Mars and then argued toward that thesis. By the time...
Feb 7, 2024
danR
replied to the thread
NASA's troubled Mars sample-return mission has scientists seeing red
.
Before humans land on Mars, even more so, and sooner . An uncrewed land-and-return mission won't require the vast safety overhead that...
Jan 16, 2024
danR
reacted to
George²'s post
in the thread
NASA's troubled Mars sample-return mission has scientists seeing red
with
Like
.
Once humans land on Mars, it will be cheaper to collect new samples instead of dealing with those already collected by the rover.
Jan 16, 2024
danR
replied to the thread
NASA's troubled Mars sample-return mission has scientists seeing red
.
I've advocated letting SpaceX complete this task ever since hearing of the projected timeline snafu: 1. SX's Mars project must needs...
Jan 16, 2024
danR
reacted to
MikeMc's post
in the thread
NASA's troubled Mars sample-return mission has scientists seeing red
with
Like
.
They should just cancel the whole project. It's just ridiculous that it would cost several billion dollars. It is also ridiculous that...
Jan 16, 2024
danR
replied to the thread
We've been 'close' to achieving fusion power for 50 years. When will it actually happen?
.
The 1% 'breakeven' (as of this date) is technical validity enough for me. When, after all the innovation, all the expense, all the...
Jan 15, 2024
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