One of the Brickmuppet's Crack Team of Science Babes reacts to the latest information on this "tunnel bus" or "straddle bus"currently being tested in China.
OK...I find myself in general agreement with her.
This does not seem wise. I mean it really looks like many, many, accidents waiting to happen. In a broader sense it's a neat idea though, and as a streetcar (on rails) it might work very well indeed.
There's more on this here, though not quite as much as there was before the translation.
One of These Words Seems Out of Place
Optically. Transparent. Wood.
But wait...there's more.
This actually isn't the first time we've seen wood turned into a transparent material, as nanofibrillated cellulose has been used to create items such as the substrate for wood-based computer chips. According to KTH, however, the new process should be particularly well-suited to large-scale applications and mass production.
...scientists from the University of Wisconsin-Madison have started producing "wooden" semiconductor chips that could almost entirely biodegrade once left in a landfill. As an added bonus, the chips are also flexible, making them prime candidates for use in flexible electronics
"Also enforces obsolescence when they rot."
See? When words are used incorrectly, there is mischief affoot.
Note that tonights selection should not in any way preclude one from using any other F-words of one's choice.
Fusion Bombs (ie: Hydrogen bombs) potentially can have vastly more yield than pure fission weapons and, more importantly, can allow much higher yields in small packages suitable for delivery from missiles.
1
10kt is pretty small. I mean, it's enough to ruin your day, but if they're claiming that it was an H-bomb, a 10kt yield basically means it didn't work. Ivy Mike (the first real H-bomb test in 1952) had a yield of 10 megatons.
Posted by: Pixy Misa at Wed Jan 6 05:48:49 2016 (PiXy!)
2
I don't think an H-bomb explosion can be that small. Just the atomic bomb starter will be that big or bigger.
3
Most of the fizzles in the Pacific tests were in the 1 - 3kt range, and like Steven said, that was usually the starter going off but not the bomb itself, IIRC. Keeping in mind of course that those tests were sixty years ago, even the small successful bombs were 500kt to 3Mt. So yeah, this actually sounds a lot more like a failed detonation.
Then again, the Chinese space program was worldwide joke once, too. They still may not be all that great, but they DID make it.
First up, we have what is actually a tad more than week old news from the Main Belt. It seems that scientists going over the data from the Dawn Probe have reached a consensus for their cover story regarding the glowy bits on Ceres. They claim is that it not an alien city nor a steadily charging space laser preparing to wreak havoc upon the Earth, but rather a really big salt lick.
The effect is enhanced by thin clouds of water vapor outgassing in the salty areas that give a refractory effect that one would not normally get on a nigh airless body. It could be that Ceres has cometary properties and is orbiting right on the cusp of its critical distance from the sun.
Farther afield (quite a bit farther actually) another of our proficient and pulchritudinous planetologists brings us these spectacular videos from the New Horizons flyby of Pluto. These were only recently processed due to the combination of a necessarily slow data transmission rate and the vast amounts of information that New Horizons gathered on its brief pass.
The whole list is interesting as well as disturbing, but the last on the list is quite the doozy.
Already synonymous with misery for unrelated reasons, the worlds bloodiest porkchop may one day bring suffering and death to many far from its bleak shores.
Interestingly, these two mountains don't fit into the general pattern of geek addled naming conventions for the planetoid and it's satellite, being named for aviation pioneers ( it's thosePiccards, not the other one).
Of course, while volcanoes are the most likely explanation yet, they could be something else, perhaps access tunnels for the saucers of the Sinister Snake-Women of Pluto.
The project is called Pamir and the mobile plants are supposed to hiot the road sometime in 2020.
Such a short development time might be cause for considerable skepticism save for one important detail not mentioned in the article.
The picture is of a previous project, also called "Pamir" which was a Mobile Nuclear Power Plant being developed in the 1980s. The project was suspended after only two had been produced in the aftermath of the Chernobyl unpleasantness.
The concept seems to have been twofold. The plants would power dispersed mobile radar arrays that would be moved around constantly to add uncertainty to any wild weasel operations and they could be dispersed and hidden by the dozens to provide power for rebuilding after a nuclear war.
There is info on this project as well as its antecedents here, here (in Russian) and here...which mentions that it was a gas-cooled reactor based on dinitrogen tetroxide, working on a single – cycle scheme which is quite interesting.
"Oh please...He doesn't have any idea what the hell that means."
Ahem...
There is also a PDF concerning the Pamir from the perspective of its dismantling under a nonproliferation program here.
Given that the original design seems to have worked, it may not be a stretch to expect that they could simply spool up production again, though the loss of the original engineering cadre would certainly be a significant hurdle.
To what end they are making this non-trivial expenditure is unclear. A couple of megawats available on 2 flatbeds would certainly be useful in building infrastructure and kick-starting settlements in Siberia, though given current events, the original operational concept may well be closer to the mark.
Space Geysers
The massive south polar geysers of Enceladus from the night side. Picture taken by Cassini on approach during its historic pass through the plumes last week.
"Because Astro Oceanographic Vulcanology is AWESOME!"
So they need someone who is greatly skilled with Fortran and Assembly languages to step in and keep the probe running. This is old-school programming at its finest; there are only 64kb of memory to work with, and this will be real-time programming , I suspect, with hard constraints.
I’m a little disappointed. Voyager is the reason I got into computers in the first place, but now after years of writing database and object-oriented programs I don’t have anywhere near the experience required to do this kind of work. I’d be willing to learn .. but I suspect "willing’ isn’t enough. "Willing†doesn’t instantly make you an expert in real time software.
1
Hey, I know Fortran ... but not the real-time assembly stuff. Darn. :/
I'm too used to having "effectively infinite" memory.
Posted by: MadrocketSci at Sun Nov 1 09:59:38 2015 (GtPd7)
2
I worked with Fortran 77 and assembly on a 64 KB, and I think I could pick up the maintenance of that code base. But I don't think the government would pay me enough to offset a dead-end job in the twilight of my career. It is even more imperative for me to track the bleeding edge than it was ever before. Besides, who the heck cares? Voyagers are far outside of the Solar system by now.
Posted by: Pete Zaitcev at Mon Nov 2 19:17:26 2015 (XOPVE)
One of the Brickmuppet's Crack Team of Science Babes reacts to the news that Cassini has survived its plume dive.
Allow us to explain...
Saturn's moon Enceladus is known to have a global, ice-covered ocean. It also has massive geysers in its southern hemisphere that spew the contents of its ocean far above its surface.
Well, in order to find out exactly what is in its ocean NASA has turned to its only probe in the Saturnian system (Cassini). Since Cassin'is only deployable sub-probe was sent down to Titan, and since scientists have learned about all they can by spectroscopy and other remote methods, they've decided to go for broke and fly the probe on a low pass right through the plume.
There's Going To Need To Be A Re-Release
One of The Brickmuppet's Crack Team of Science Babes points out the obvious application for the blackest substance ever synthesized by humans.
UPDATE:The linked story is problematically parsimonious with the pictures. There is a better spread at the Daily Mail of all places and, of course, a bunch of super high-res pictures can be found at the New Horizon's page at NASA.
A ship is a perfect platform for a laser weapon, because it's mobile, has plenty of electric power, and potentially has things to shoot at.
The nicest thing about a laser weapon is that guidance is easy. You don't have to lead the target; you shoot exactly where you see it, because the beam is moving at the speed of light (of course).
Meanwhile, on the Second Closest Planet
One of the Brickmuppet's Crack Team of Science Babes was supposed to be reporting on NASA's news conference today, but instead seems to be focused on organizing an excursion to the beach...
"We're going to need sunblock, some really big mirrors, high yield, low fission fraction H-bombs, a few tons of CFCs, some ham biscuits, lichen, iced tea, blue green algae and a towel."
"Our quest on Mars has been to ‘follow the water,’ in our search for life in the universe, and now we have convincing science that validates what we’ve long suspected,†said John Grunsfeld, astronaut and associate administrator of NASA’s Science Mission Directorate in Washington. "This is a significant development, as it appears to confirm that water -- albeit briny -- is flowing today on the surface of Mars.â€
Zounds!
Percival Lowell, he died 99 years too soon.
("Science Babe" is actually Sakura War's Diana Caprice as drawn by Ao Ume)
This is Worrisome
It's not just that these incredibly simple, basic questions were answered correctly by only 6% of the nation...but that one question is not even about science (indeed its opposite).
1
I got 12 too, but in some cases by luck. For example:
1) I don't know what part of Earth is hottest. I figure the energy loss is only by radiation, so the core would be the hottest. However, this simplistic thinking is not necessarily valid at planetary scale where heat can be generated by tidal friction in the crust. 2) I don't know who invented the Polio vaccine. The other choices probably did not invent a vaccine, hence success. 3) Both radio and sound waves are used in the functioning of a cellphone. So the respondent must guess what Pew meant.
Posted by: Pete Zaitcev at Thu Sep 24 17:55:39 2015 (RqRa5)
2
So... can you name the 13th sign of the Zodiac? (There are actually 13 constellations in the zodiacal belt, not 12.)
Like Pete, I wasn't certain about the hottest part of the Earth. I have this vague memory of reading that some parts of the mantle can be hotter than the core.
4
I was expecting to do poorly, as I was never a good science student. I got 11; couldn't remember anything about water boiling temperatures, and finally convinced myself it was an urban legend that everyone thinks is true.
Posted by: Ben at Thu Sep 24 22:00:16 2015 (S4UJw)
7
Changes in the temperatures and pressures of phase transitions make for an interesting topic. Remember that in most cases a tripple point has to exist, therefore some lines at P/T diagrams must be slanted and/or bent more than others.
In case of water though, this whole thing has a noticeable practical effect: the pressure cooker. After pressure cookers became widely established as a technology, some of the people living in the mountains quickly figured out that a pressure cooker may be used not only raise the boiling point above normal, but also to raise it from Denver to Los Angeles point if you live in Denver. This lets one cook food normally and save a measurable amount of fuel.
IIRC at one point the government of Nepal or Bhutan tried to ban pressure cookers because of bomb hazard and almost caused an mass unrest. Nobody wants to go back to paying 2 times more for propane.
Posted by: Pete Zaitcev at Thu Sep 24 23:55:58 2015 (RqRa5)
8
I got 11 of the questions correctly. On the plus side, I'll be pleasantly surprised the next time I prepare pasta in Denver.
Posted by: Wonderduck at Fri Sep 25 20:43:42 2015 (a12rG)
9
I object to the optics question. Depending on the index of refraction, relative to the index of the medium, either convergence *or* divergence is possible for a plano-convex lens. Also, there are reflected rays. :-P
Posted by: ams at Mon Sep 28 20:33:07 2015 (GtPd7)
Posted by: Pete Zaitcev at Tue Sep 22 17:46:32 2015 (RqRa5)
3
It seems a bit retro for .45 ACP to get used in a revolver, you know that? But it's a good cartridge and I guess a lot of guns have been designed for it (i.e. the Thompson submachine gun).
4
I don't know if I'd put a pistol down between those two. They don't much like each other...
Posted by: Avatar_exADV at Wed Sep 23 21:15:41 2015 (/lg1c)
5
There's no ammo though. I made sure there was no ammo within reach because I knew I'd dry-fire it during on camera.
Posted by: Pete Zaitcev at Wed Sep 23 21:57:22 2015 (RqRa5)
6
That it headspaces .45 ACP is a neat trick. You mention that it cant use moon clips, does it chamber .45 Auto Rim? (I'd expect not but I was wondering). Have you looked at getting the sights adjusted to compensate for the off target shooting or is it something you can compensate for?
Posted by: The Brickmuppet at Wed Sep 23 23:45:48 2015 (ohzj1)
7
The rim of 45 Auto Rim is too thick. It's the same story on the new Ruger Redhawk .45 ACP / .45 LC, which does use a moon clip, but not a thick enough one to accomodate 45 Auto Rim. I think Auto Rim only goes into 1917s and maybe Smith&Wesson Model 22.
Posted by: Pete Zaitcev at Thu Sep 24 00:30:05 2015 (RqRa5)
More Pluto!
One of the Brickmuppet's Crack Team of Science Babes brings us news from the edge of the solar system.
Actually, she's not at the edge of the solar system.
Come to think of it, Pluto isn't either, because there is still the Oort Cloud and Kupier Belt which extend for hundreds of AU before one gets to the Heliopause.
Anyway, our science corespondent reports that the experts are cataloging and naming the features on Pluto and Charon....
In any event, NASA has downloaded several high rez pictures from this summer's flyby of the object formerly known as the 9th planet and here are a couple...
The Alien Battle Station We Call Ceres Continues Slowly Charging Its Main Gun
One of the Brickmuppet's Crack Team of Science Babes discusses the continuing mystery of the bright spots on Ceres.
"When I find out who put that damned, irresponsible, Hoaglandesque post title over MY head. I am going to break my foot of in their a.."
Oh dear.
In lieu of expert commentary, we will go with the short, quick version:
1
I don't think it's glowing; it just has a substantially higher albedo than anything around it. Which probably means it's covered in water ice or snow.
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