Browse Reference Articles
331 to 340 of 414 articles
-
Collapse of the World Trade Center
On September 11, 2001, the two main towers of the World Trade Center complex were each hit by hijacked commercial aircraft as part of the September 11, 2001 attacks. 2 WTC collapsed to the ground at ... > more -
Edwin Hubble
Edwin Powell Hubble (November 20, 1889 - September 28, 1953) was an American astronomer, noted for his discovery of galaxies beyond the Milky Way and the cosmological redshift. Edwin Hubble was one ... > more -
Hydroelectricity
Hydroelectricity is electricity obtained from hydropower. Most hydroelectric power comes from the potential energy of dammed water driving a water turbine and generator. Less common variations make ... > more -
Oil refinery
An oil refinery is an industrial process plant where crude oil is processed and refined into useful petroleum products. Raw oil or unprocessed ("crude") oil is not very useful in the form it comes in ... > more -
Fluid mechanics
Fluid mechanics is the subdiscipline of continuum mechanics that studies fluids, that is, liquids and gases. It can be further subdivided into fluid statics, the study of fluids at rest, and fluid ... > more -
Consumer Behavior
Sports Science
Mathematical Modeling
Energy Policy
Albert Einstein
Computer Programming
Microeconomics
Microeconomics is one of the main fields of the social science of economics. It considers the behaviour of individual consumers, firms and industries. Microeconomics is a branch of economics that ... > more
Search ScienceDaily
Number of stories in archives: 137,427

