BillTre's latest activity
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BillTre reacted to Matterwave's post in the thread Why haven't we evolved to see bacteria or viruses? with
Like.
Sure, happy to try again. Bacteria are really really small. Billions of them could fit on the tip of your finger. Viruses are even... -
BillTre replied to the thread Random Photos.Too crowded in the middle. Seems like a good way to determine optimal spacing.
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BillTre reacted to pinball1970's post in the thread Why haven't we evolved to see bacteria or viruses? with Like.
The OP enquiry was w.r.t. potential pathogens, if we could see them, we could avoid them. The eye is thought to have evolved...
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BillTre replied to the thread Why haven't we evolved to see bacteria or viruses?.Bacteria can be seen in a light microscope, but viruses can not because they are too small to resolve optically. Smaller things are...
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BillTre reacted to OmCheeto's post in the thread Why haven't we evolved to see bacteria or viruses? with Like.
I'm not sure I understand why we would need large eyes. Going over the history of microscopes I rediscovered Antonie van Leeuwenhoek...
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BillTre reacted to pinball1970's post in the thread Why haven't we evolved to see bacteria or viruses? with Like.
Mine post #3 Building large eyes over time has a cost. The tarsier has done it being nocturnal and has the largest relative to its...
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... Continued from previous post. Figure 8. The shadows (or light beams, if you prefer) are coming from the wooden-slat canopy thing...
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Curated pics from last Thursday, when I was out-and-about. Figure 1. Figure 2. Figure 3. Another Santa Fe Depot pic. Figure 4...
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Cedar Point Amusement Park from 25 miles away: (200% crop, taken w/ 105mm lens)
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BillTre reacted to Greg Bernhardt's post in the thread RIP Sir Patrick Stewart on your journey to the stars with
Haha.
This makes me chuckle every time! -
BillTre reacted to Bandersnatch's post in the thread Why haven't we evolved to see bacteria or viruses? with Like.
Whenever this question comes up, it's important to weigh the cost of developing a trait against its advantage - and not just for the...
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BillTre reacted to DaveC426913's post in the thread Why haven't we evolved to see bacteria or viruses? with Like.
Yes, yes. It was sort of rhetorical. The point was that smell was primary, vision followed as a refinement.
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BillTre reacted to OmCheeto's post in the thread Why haven't we evolved to see bacteria or viruses? with Like.
Fun question. One problem with seeing them is how many there are. From the intro of an article by the Central Dental Associates: How...
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BillTre replied to the thread Why haven't we evolved to see bacteria or viruses?.To get more information about one's environment (in a tradeoff with the costs to the organism for getting that capability). In a SWOT...
