94
votes
Accepted
Are roundabouts actually statistically safer than traditional traffic patterns?
Here is a study of traffic safety at roundabouts in Minnesota. In this study they looked at all roundabouts in Minnesota, and look at the recorded crash data at these sites, comparing the data before ...
- 3,487
47
votes
Are 20% of automobile drivers under the influence of marijuana?
In short: No
I first tried to find the article's own source, however the Florida Department of Families and Children did not have any such information that I could find. There are other Departments of ...
- 2,046
47
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
Germany started to reintroduce roundabouts in 2000, so quite a lot of research has been done, and there is plenty of experience.
The German "Bundesanstalt für Straßenwesen", federal road ...
- 521
35
votes
Accepted
Are Pennsylvania motorists required to hide their cars from horses?
No, this is not a law on the books in Pennsylvania.
Early in the 20th century, when cars were louder, less regulated in right of way, and comingled with horse drawn carriages, a group of farmers (...
- 716
16
votes
Do Chinese drivers intentionally hit to kill pedestrians (after injuring them)?
It appears that the story may be an invention or at least a massive exaggeration.
Greg Blandino, an expatriate living in China, examines the claims and the video evidence.
I only watched one of ...
- 269
15
votes
Accepted
Are roads more dangerous when it first rains?
Yes, and so much so that it can significantly affect accident rates.
A good study exploring this phenomenon is The mixed effects of precipitation on traffic crashes by Daniel Eisenberg.
......
- 1,485
13
votes
Accepted
Is a tow truck driver killed every six days on average in the US?
Well, looking at the census data for fatalities due to transportation incidents and homicides... following the links from www.osha.gov....
https://stats.bls.gov/iif/oshcfoi1.htm#2016
OSHA says 26 ...
- 3,657
8
votes
Do night driving glasses make it easier to see at night?
Personal test experiment, (more of an extended comment than an answer)...
Sometimes I have to drive a four door sedan at night, during times of sporadic traffic, in a town with curvy roads and hills ...
- 259
7
votes
Do night driving glasses make it easier to see at night?
There is some fairly old research suggesting that night-driving glasses, i.e. glasses with tinted glass, do not make it easier to see at night, and might even have a detrimental effect. Both acuity ...
- 9,251
5
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
When talking about "safety", you could mean one of many metrics. Some common ones include:
Deaths per day per intersection.
Accidents per day per intersection.
Deaths per car entering the ...
- 151
5
votes
Accepted
Did Albert Einstein never learn to drive?
According to Walter Isaacson's biography, His Life and Universe
(Szilard, like Einstein, did not drive)
Source: Chapter 21
Also,
"The professor does not drive," Elsa [Einstein's wife] often ...
- 174
4
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
First, make sure you're talking about the same form of intersection. The safest form is called a Modern Roundabout, which was developed in the UK in the 60's. This form was first constructed in the ...
- 41
4
votes
Are roundabouts actually statistically safer than traditional traffic patterns?
This could depend on your definition of 'safer' - fewer accidents, or fewer injuries/deaths.
If you watch YooToob's 'dash cam' compilations, you quickly spot that Americans can't use traffic lights &...
- 149
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