Fractals : Seeing a Hidden Dimension

This video is cool, captivating, colourful AND it comes from the show NOVA on PBS.

It's about 52 minutes long but,
if you can stream it, you can dream it !

[ OMG, can't believe I just said that ! LOL ]

Watch the full episode. See more NOVA.

Which 'facts' are we to believe?

Thought the conclusion of this study was interesting because I REALLY wanted Echinacea to work. 
Echinacea no help for colds: study

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Then, I noticed the link in the Related Posts to THIS from just 3 years ago ...

Echinacea halves risk of catching cold: review

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And THEN, I noticed the link to THIS POST from 2 years before that !!
Echinacea useless for cold symptoms

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At least the scientists are getting paid!