In the spirit of science, there really is no such thing as a 'failed experiment.' Any test that yields valid data is a valid test.
Rising interest rates are considered bad for stocks because they raise the cost of doing business and depress corporate earnings and because higher yields make bonds relatively more attractive than stocks to investors.
On the morning of January 17, 1966, a real-life dirty bomb crisis occurred over Palomares, Spain. A Strategic Air Command bomber flying with four armed hydrogen Bombs - with yields between 70 kilotons and 1.45 megatons - collided midair with a refueling tanker over the Spanish countryside.
A man must fortify himself and understand that a wise man who yields to laziness or anger or passion or love of drink, or who commits any other action prompted by impulse and inopportune, will probably find his fault condoned; but if he stoops to greed, he will not be pardoned, but render himself odious as a combination of all vices at once.
Progress is what happens when impossibility yields to necessity.
We're trying to bring improved seeds to rural villages to increase yields. We're also trying to improve the roads to make it easier for people to get their produce to the market.
When I write for 'n+1,' I begin by doing a lot of reading, to try to convince myself I'm not stupid. Then I scribble down a paragraph here, a paragraph there, when a notion strikes. Then I see if I can arrange those notions in a way that yields an argument.