What else is unknown

Beaconator

Valued Senior Member
How bumble bees fly? I’ve heard that according to what we know about flight they shouldn’t. Or am I wrong
 
Really it took till 2005 to explain that their wings go back and forth? You would think someone would have thought of that before then.
 
The chemical composition of dirt
Another of your pointless silly questions, I see. But since you are mad as a March hare, I suppose we should expect that.

The answer - obviously - depends on what "dirt" you are talking about. And since "dirt", from any source, is going to be a mixture of a wide range of chemical species, it would take a very long time to run through everything that might be present.

Failure to define a sensible question should not be confused with lack of the knowledge to provide answers.
 
Really it took till 2005 to explain that their wings go back and forth? You would think someone would have thought of that before then.
No. Someone calculated that, simply based on the surface area and camber of their wings, bumblebees can't fly like airplanes or birds fly. And through the magic of mass media hyperbole, that became "shouldn't be able to fly".
 
Another of your pointless silly questions, I see. But since you are mad as a March hare, I suppose we should expect that.

The answer - obviously - depends on what "dirt" you are talking about. And since "dirt", from any source, is going to be a mixture of a wide range of chemical species, it would take a very long time to run through everything that might be present.

Failure to define a sensible question should not be confused with lack of the knowledge to provide answers.
So nothing puzzles you? I kind of hoped someone else might have an input.

isn’t there another thread that has a list of unknowns?
 
What did your Chemistry teacher tell you about why she drank dirt?
I don’t know… something about using perspirant deodorant having sweaty arm pits and one of her students complaining every day it was her time of the month…
 
When I run a random number generataitor is the outcome previously determined or does every second generate a different outcome?
 
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