June 12, 2007
Ronald Bailey asks whether the more people know about science, the more they like it.
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Not to thread-jack, but
I'm quite surprised Reason hasn't commented on this
ruling by the 9th Circuit Court of Appeals which basically allows
law enforcement agencies to set up elaborate hoaxes including
staged car-jackings in order to get access to a vehicle they want
to search without a warrant.
The ruling basically boils down to : As long as the government has
a good reason to circumvent the 4th amendment it is allowed to.
The world is full of Luddites, whose chicken little cacklings
will ebb into silence by the time the products hit the shelves.
Nothing to see here.
I notice you choose Bill Nye for the Home Page Pic. A true
aficionado of television science mentors would have gone with
Paul
Zaloom
Normally I'd defend Don Herbert (Mr. Wizard), but the letter I wrote to him a year ago asking why a yellow sun doesn't give white objects a yellow tint has gone unanswered. So yeah: screw Mister Wizard.
Pro Lib,
Whoa, I don't diss the Wiz. Mr. Wizard broke the ground. He paved
the trail for others to follow in. Props and love to Don
Herbert.
But you know, inviting the neighborhood kids into your home so you
can "show them something". That might have played in the Leave It
To Beaver world of the 1950s. But by the 90's you needed to throw
in some jailbait, a furrie, and some serious psychedelics.
Russell Johnson was to science what Natalie Schafer was to high
society.
Yes, the Professor friggin' rules. He should've gotten ten Nobels for his work on the island alone.
Holy crap...I totally forgot that Mr. Wizard had ever
existed.
Also, how about Beakman? He was a'ight.
But by the 90's you needed to throw in some jailbait, a
furrie, and some serious psychedelics.
Agreed, but don't call 'em that! You'll get the 'for the childrenĀ'
crowd riled up.
Go with 'a cute, but kooky assistant, a wisecracking lab rat, and
visuals to stimulate young minds'.
This same tendency of higher education leading to greater
polarization was also found in a Pew
study on people's views about global warming...
There also are striking educational differences in partisans' views of global warming. Among Republicans, higher education is linked to greater skepticism about global warming -- fully 43% of Republicans with a college degree say that there is no evidence of global warming, compared with 24% of Republicans with less education.
But among Democrats, the pattern is the reverse. Fully 75% of Democrats with college degrees say that there is solid evidence of global warming and that it is caused by human activities. This is far higher than among Democrats with less education among whom 52% say the same. Independents, regardless of education levels, fall in between these partisan extremes.
Sweet, delicious Pierian Spring...
What seems to be happening is that individuals use information to affirm their pre-existing cultural identities rather than evaluate risks in purely instrumental terms.
Sometimes, I feel like a total social reject, completely unable to
relate to my fellow man. But then, I'll read (over and over again)
about scientists who make the Amazing Discovery [TM] that people
are fundamentally irrational, and realize there are people even
more out of touch with reality than I am.
Now Warren - we talked about this.
You're not allowed to use the "click my link" line anymore.
Remember the BART incident a few years ago? That's right.
Now, go and apologize. Just like Ruprecht did.
[ducks]
hierarchists, individualists, egalitarians and
communitarians
Another way to look at it is people who trust individuals trust
science (what individuals do.) People who don't trust individuals,
but rely on "society," don't trust science.
Nevertheless, after being offered a bare bones two-sentence
definition of nanotech
and
In their poll they gave a subset of 350 respondents additional
facts - about two paragraphs -- about nanotechnology
I think the Cultural Cognition Project is off track. The truism
they were investigating was The basic idea is that the more
people know about science, the more they will love it.
However, they in no way investigated their subjects' knowledge of
"science." The information provided was about
"nanotechnology."
"Science" information would investigate how much the respondents
knew about scientific research methodology, not about any
particular field. There are many people who have no clue about how
to investigate a scientific claim, or how scientists go about doing
so.
History clearly shows technological progress that has been
absolutely essential to the creation of wealth and health in the
West over the past two centuries has generally provoked resistance
from egalitarians and communitarians.
Of course. History is a science. People who lack any appreciation
for the role of scientific investigation (if you keep doing the
same thing, you're likely to get the same result) in making
decisions don't appreciate historical arguments any more than they
do the information about nanotechnology. They have the same
disrespect for the recent historical lessons of history concerning
the war on drugs and gun control.
Normally I'd defend Don Herbert (Mr. Wizard), but the letter I wrote to him a year ago asking why a yellow sun doesn't give white objects a yellow tint has gone unanswered.
Because the "yellow" sun is actually white-hot. As a first
approximation, stars glow with only blackbody radiation, which
means that the color of the light depends only on the temperature
of the star. Something that glows yellow, like iron, is about 1600
K. The dimmest stars, "red" stars, have a surface temperature of
about 2000 K - about the temperature of a light bulb, which appears
to us as white light (which means that planets around a red star
won't have a ruddy glow to their light, as often seen in much sci
fi). The sun, by contrast, has a surface temperature of 5780 K,
which puts it well into the "white" category. According to
Wikipedia, the colors of stars were originally given relative to
Vega (a white star), so the sun is only "yellow" relative to Vega.
That answer your question? :-)
grylliade,
No, because when I look at the sun, it looks yellow. How can a
light source that looks yellow actually be emitting white
light?
And another thing. While I understand that at it's core the sun is
hot plasma undergoing fusion, the outside of the sun is ordinary
gas, glowing incandescent because it's so hot. Now that gas
presumably gets thinner and cooler as it gets farther from the
core. So:
Why does the sun have a distinct edge?
How can a light source that looks yellow actually be
emitting white light?
Because the rest of the sky is blue.
No, really!
Why does the sun have a distinct edge?
And I was curious enough about this question to go ask Wikipedia
for an answer:
The visible surface of the Sun, the photosphere, is the layer below which the Sun becomes opaque to visible light. Above the photosphere visible sunlight is free to propagate into space, and its energy escapes the Sun entirely. The change in opacity is due to the decreasing amount of H- ions, which absorb visible light easily. Conversely, the visible light we see is produced as electrons react with hydrogen atoms to produce H- ions.
No, because when I look at the sun, it looks yellow. How can a light source that looks yellow actually be emitting white light?
If you're actually looking at the sun, it's low enough in
the sky for its light to be significantly attenuated by the
atmosphere. The dust and such that give the sun a red tint at
sunset will give it a yellow tint if you can look at it. At noon,
on a clear day, the sun looks basically white. Possibly
yellowish-white, but most of the time white.
Even if the sun looked yellow, though, the light it gives
off is white. If it doesn't look white to you, your color vision is
off, because sunlight is defined as white light. It's the
light under which human vision evolved, so colors will look neutral
under its light.
Oh, and if you're looking at the sun in the middle of the day to determine its color, stop. :-)
Because the rest of the sky is blue.
In more detail...
The sun looks yellow -- or, rather, yellower, since as
grylliade notes it really does look pretty bloody white in the
middle of the day -- because the column of light between you and
the sun has had the blue part of its spectrum preferentially
scattered away to make the blue sky that everyone else sees when
they look from the side at your column of direct sunlight.
This reddening of the spectrum is perceived as giving the sun a
yellow color. At sunrise and sunset the reddening is so pronounced
due to the quantity of atmosphere the column traverses that the sun
looks orange or red.
Mr. Wizard died the very day we were talking about him? I feel a sudden wave of guilt. You don't think he was reading Hit & Run or anything and had an apoplectic fit when he saw comparisons between him and Beakman. . . .
LarryA
There are many people who have no clue about how to investigate
a scientific claim, or how scientists go about doing so...History
is a science.
History is an empirical (based on observed fact) methodology, not a
scientific (based on testing hypotheses).
For history to be a science you'd have to have the ability to do
things like change the ultimate outcome of the US presidential
election of 2000 and see if 9/11 happened in that universe.
science since one cannot test hypothe
Oops, ignore the last line of my previous posting. I clicked
"submit" before I finished editing.
Also, meant to write: "History is an empirical (based on observed
fact) methodology, not a scientific (based on testing hypotheses)
methodology."
Science Historian,
By your definition, astronomy is not a science either.
All science asks for is falsifiability of hypotheses. That
falsifiability can happen either through experiment, as you
suggest, or through observation.
Grylliade: damn niffty answer! But you didn't address if the white light sun enhances or diminishes Superman's powers
Mr. Bailey's article on "More Information...." notes that
"researchers found that people who were concerned about
environmental risks such as global warming and nuclear power, were
also concerned about nanotechnology. "
In some ways my novel "Rad Decision" is a mediation on the risks
versus rewards in nuclear power - both real and imagined. It also
asks an important question relevant to all technological debates:
What do you do when experts on all sides of an issue are far
removed from it's daily reality? (I know the reality - I work in a
nuclear plant. It's much different than either advocates or
detractors portray.) Rad Decision is available online at no cost to
readers at RadDecision.blogspot.com and
is in paperback as well. It has been endorsed by Stewart Brand,
noted futurist and founder of "The Whole Earth Catalog."
HOMER SIMPSON - QUIT MASQUERADING AS AN AUTHOR, GET OFF TEH INTERTUBZ, AND GET BACK TO WORK IN SECTOR G.
Grylliade,
Your answer doesn't address the question. Think about the setting
sun. It grows yellow, then orange and even red as it sinks below
the horizon. But the colors of things you see, illuminated by the
sun, don't change. The light gets dimmer and dimmer until you can't
make out the colors (when there's enough light to stimulate rods
and not enough for cones) but white still looks white, not yellow
or orange.
MikeP is on the right trail.
You have to admit that hearing some sentences over the phone is not an ideal situation to judge someone's ability to incorporate new facts into their overall perception of a topic. That requires rapid, decisive, and independent thinking, which is not reflective of real world conditions in which people have lots of time to hear about new technology, discuss it with friends, see someone else/another state/another country use it, etc., before giving it a final up or down vote (politically/consumeristically). Also, lots of people tend to assume that any particular snippet given to them right before their opinion is asked on the topic has been given in order to shape their opinion. (In the case of this study, that suspicion was quite correct.) So, people resist this manipulation by specifically not reshaping their view based on the selective info they've just been fed.
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