The airlines cater to their first class passengers who pay much more for their tickets than do the passengers in steerage and the airline is convinced that 1st class passengers want to board first, so they won't do anything that will upset these valuable customers.
Chemistry of today is no longer the chemistry of Alfred Nobel's time, or even of a few decades ago. Things have changed. The traditional borders between chemistry and other fields -- especially biology -- are blurring. The 2012 Nobel Prize in Chemistry was a fantastic development.
Early in his administration, Obama launched the Educate to Innovate campaign to help move U.S. students from mediocre ratings internationally in science and math achievement to the head of the class during the next decade.
Never pass a lemonade stand. It's one of my favorite things to do for a few reasons. Kids get so excited every time you stop that they sort of wiggle around with excitement, tell you the wrong price, and thank you profusely. How many times do you run across that in your daily transactions?