To be fair that’s an improvement over the previous test since you could reuse the frogs while you had to kill the rabbit. Even older ones involved peeing on grain. We’ve known that there was something different about the urine of women when they are pregnant for a shockingly long time, but couldn’t explain exactly what in any real detail until fairly recently.
As far as the US goes, Democrats are basically the best you get that has any chance of winning an election and she was their choice for 2016. I even held my nose and voted for her in the general (but not in the primary).
I won’t argue that progressives and the like shouldn’t be trying to either drag the party leftward or organize at a scale that they can actually win elections at some levels without needing the name Democrat behind them.