(however, some of the explanations are errant, as well)
Isaac Newton discovered gravity -- This may be the source of fairy, dragon myths, etc . -- until Newton, everybody and everything was floating all over the place.
Pluto is no longer a planet -- they were quick to announce here that new criteria had made Pluto and Eris 'dwarf' planets but planets, nevertheless. We can bolster this by the fact that short-statured humankind -- whether designated pygmy, midget, dwarf or elsewise -- are still people, nevertheless.
Raindrops are tear-shaped -- The revelation here is that they start out as 'hamburger buns' and are only tear-shaped when they first split in two, whereupon they again reshape to hamburger buns. So, the next time your scheduled burger barbecue is threatened by rain, don't postpone the cookout; forego buying all those buns and wait for the rain to fall.
Don't start with "and" or "but" -- The writer pointed out that different literary sources use different rules. You may notice that, unless part of an interjected clause, I usually don't prefix conjunctions like 'and' or 'but' with a comma because a high school English teacher considered it redundant (it also reflects my vocal stops in my speech). Besides, it's not only politicians that I've encountered beginning sentences from a butt...
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