[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

Re: Supersonic sauropod tails at SVP



This sounds a lot like the “test” that we performed on the show Dinosaur 
Revolution from a few years ago.

D
> On Oct 16, 2015, at 4:20 PM, quailspg@frii.com wrote:
> 
> Mary Kirkaldy wrote:
> 
>> Nathan presented the paper (and demonstrated it with a bullwhip) back
>> in 1998.   (I was at the DinoFest 1998 in Phila. PA where he
>> demonstrated it).
>> 
>> As the article describes, this is an attempt to build a physical model
>> (albeit at 25% of full size) of the tail to show that the actual
>> motion of the tail could create the supersonic crack - and not damage
>> the sauropod tail (at least not much).
>> 
>> Not exactly old news - instead a revamped effort to display the
>> possibilities.
> 
> Back when this was first being discussed, I could only picture the
> vertebrae exploding off the end of the tail in the final micro-second.
> Isn't the addition of a "popper" -- a long section of dead skin or other
> flexible tissue -- new to the hypothesis?
> 
> Here's a link to a slo-mo video of a bullwhip cracking, to help you
> visualize.
> 
> https://www.youtube.com/watch?v=lslnR5ld8BY
> 
> 
> -- Donna Braginetz