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First Federal Obesity Guidelines:

More than Half of All Americans are Too Fat Source: National Heart, Lung and Blood Institute Related Links Guidelines for Healthful EatingExercise GuidelinesDietary Guidelines for AmericansHealth…

Weather: Prediction by Numbers

Prediction by NumbersWeatherPrediction by NumbersRichardson's ExperimentPutting the Machines to Work The seventeenth and eighteenth centuries really began to put weather on the map. In 1600, Galileo…

Inventions and Discoveries

Find a list of famous inventions and their inventors, important discoveries, inductees into the Inventors Hall of Fame, biographies of important inventors and innovators, and more. Great…

Table of Geological Periods

It is generally assumed that planets are formed by the accretion of gas and dust in a cosmic cloud, but there is no way of estimating the length of this process. Our Earth acquired its present size…

John Donne: Prayer IX. Medicamina scribunt

PrayerJohn Donne O ETERNAL and most gracious God, who art of so pure eyes as that thou canst not look upon and we of so unpure constitutions as that we can present no object but sin, and…

Theories of the Universe: Symmetry Breaking

Symmetry BreakingTheories of the UniverseSupersymmetry, Superpartners, and SupermanAttempts at UnificationQuantum Mechanics vs. General RelativitySymmetry BreakingIntroducing SUSY Universal…

Millennium Milestones

The 100 Most Significant Events of the Last Thousand Years Reducing the millennium to a laundry list of highlights cannot pretend to be a definitive or accurate exercise. Note that only…