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Remember the Star Trek computer? It's finally happening--with Wolfram|Alpha. Building on 25 years of development led by Stephen Wolfram, Wolfram|Alpha has rapidly become the world's definitive source for instant expert knowledge and computation.

Across thousands of domains--with more continually added--Wolfram|Alpha uses its vast collection of algorithms and data to compute answers and generate reports for you.

Parts of Wolfram|Alpha are used in the Apple Siri Assistant; this app gives you access to the full power of the Wolfram|Alpha computational knowledge engine. Domains covered by Wolfram|Alpha include:

MATHEMATICS Elementary Math Numbers Plotting Algebra Matrices Calculus Geometry Trigonometry Discrete Math Number Theory Applied Math Logic Functions

STATISTICS & DATA ANALYSIS Descriptive Statistics Regression Statistical Distributions Probability

PHYSICS Mechanics Electricity & Magnetism Optics Thermodynamics Relativity Nuclear Physics Quantum Physics Particle Physics Statistical Physics Astrophysics

CHEMISTRY Elements Compounds Ions Solutions Reactions Chemical Thermodynamics

MATERIALS Alloys Minerals Crystallography Plastics Woods

ENGINEERING Acoustics Aeronautics Electric Circuits Fluid Mechanics Steam Tables Psychrometrics Refrigeration

ASTRONOMY Star Charts Astronomical Events Planets Moons Space Weather Stars Pulsars Galaxies Star Clusters Nebulae Astrophysics

EARTH SCIENCE Geology Geochronology Geodesy Earthquakes Tide Data Atmosphere Climate

LIFE SCIENCES Animals & Plants Dinosaurs DNA Sequence Lookup Proteins Genomes Metabolic Pathways

COMPUTATIONAL SCIENCES Cellular Automata Substitution Systems Turing Machines Computational Complexity Algebraic Codes Fractals Image Processing

UNITS & MEASURES Conversions Comparisons Dimensional Analysis Industrial Measures Paint

DATES & TIMES Date Computations Time Zones Calendars Holidays Geological Time

WEATHER Current & Historical Weather Forecasts Wind Chill Hurricanes Clouds Climate

PLACES & GEOGRAPHY Maps Projections Geodesy Navigation Distances Geomagnetism Geocoding Countries Cities Elevation Data Oceans Lakes Rivers Islands Mountains

PEOPLE & HISTORY People Genealogy Names Occupations Political Leaders Historical Events, Periods & Countries Historical Money

CULTURE & MEDIA Books Movies Video Games Fictional Characters Mythology Television Programs Awards

MUSIC Musical Notes Intervals Chords Scales Audio Waveforms Instruments Songs

WORDS & LINGUISTICS Word Properties Dictionary Lookup Puzzles Anagrams Languages Document Length Morse Code Soundex

SPORTS & GAMES Football Baseball Olympics Stadiums Lotteries Card Games

COLORS Color Names & Systems Color Addition Temperatures Wavelengths

MONEY & FINANCE Stock Data Indices Mutual Funds Futures Mortgages Present Value Currency Conversion Bonds Derivatives Valuation Wages Sales Tax

SOCIOECONOMIC DATA Demographics Countries US States US Counties Cities Economics Agriculture Energy Salaries Unemployment Cost of Living Health Care Housing Social Statistics Crime Military Religion

HEALTH & MEDICINE Body Measurements Growth Charts Exercise Diseases Mortality Data Medical Test Data

FOOD & NUTRITION Foods Dietary References

EDUCATION International Education Universities Public Schools Standardized Tests

ORGANIZATIONS Companies Hospitals Foundations International Organizations

TRANSPORTATION Airports Airlines Aircraft Flight Data Gasoline Prices Tides

TECHNOLOGICAL WORLD Communications Satellites Space Probes Photography Barcodes

WEB & COMPUTER SYSTEMS Website Data IP Lookup Notable Computers String Processing Hashing Unicode Lookup

(Wolfram|Alpha Pro capabilities such as file upload and personal analytics are not yet available through this app.)