WolframAlpha is an incredibly ambitious project “to make all systematic knowledge immediately computable and accessible to everyone. We aim to collect and curate all objective data; implement every known model, method, and algorithm; and make it possible to compute whatever can be computed about anything.”
While preparing for her case, a lawyer is trying to determine whether it was cloudy at 9 am in Binghamton, NY, on June 9, 2002. WolframAlpha produces the definitive answer and evidence.
A dieter wonders whether his lunch (1 ounce of cheese, two slices whole wheat bread, sliced tomato) is appropriate. WolframAplha gives him the complete nutritional and dietary breakdown.
A math teacher needs a 12 row Pascal triangle to engage a bored student.
A lazy crossword puzzler wants to know what words are possible with this input: _ m _ _ _ _ l _. WolframAplha’s answer: imbroglio.
An individual, thinking of moving from New York City to Phoenix, wonders about the tradeoffs related to the crime rate, median home price and cost of living.
A physician wants to predict the adult height of a 2′ 7″ two year old. WolframAlpha’s answer: 4′ 11.7″.
Obviously, there are many more serious uses. If you want to analyze a gene sequence, draw a fractal set, compare satellite orbits, determine present value, or calculate residential cooling load, among many other things, WolframAlpha is an incredible resource.