Color Changing Cattelya Orchids


Hybrid Cattelya orchids frequently change colors, here from yellow to pink, as the outer petals age. These two flowers are on the same plant, but the top pictured yellow one (on the left below) just opened. So is this a pink or yellow orchid plant?  Pink, I would say.

Why pink? See this yellow bloom's color change in 30 hours:

Macadamias.



The southeast corner of the front lawn is growing macadamia nuts.  Strange thing it is.  They can't just be falling from the sky after a storm.  Can they?

Multiple sclerosis and the Gut Microbiome: Some Preclinical Results

The gut microbiome is measured by assessing the prokaryotic DNA of a stool sample, which reflects the various types of bacteria that are g...