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Oil Spills and Disasters

The following list includes major oil spills since 1967. The circumstances surrounding the spill, amount of oil spilled, and the attendant environmental damage is also given. 1967…

Bombers: Northrop B-2

by David Noland Northrop B-2 Specs Length: 69 ft Wingspan: 172 ft Empty weight: 158,000 lbs Max weight: 336,500 lbs Speed: 560 mph…

Penguin Sweaters

Penguin Sweaters Cozy tops give small birds a chance by Holly Hartman Oil spills are some of the most challenging environmental disasters. These toxic spills pollute the ocean, often…

Cell Theory, Form, and Function: Viruses

VirusesCell Theory, Form, and FunctionIntroductionProkaryotes and EukaryotesVirusesFluid Mosaic Model of Membrane Structure and FunctionCell Cycle: Interphase, Mitosis, Cytokinesis Viruses are…

DK Science: Ceramics

PORCELAINMAKING CERAMICSBIOGRAPHY: JOSIAH WEDGWOOD English, 1730-1795ADVANCED CERAMICSFIND OUT MOREThe word ceramic comes from an ancient Greek word for “burned earth”. Ceramics are made by…

Tuberculosis: Tuberculosis: Airborne Nightmare

Tuberculosis: Airborne NightmareTuberculosisIntroductionTuberculosis: Airborne NightmareTreating TBTB Is a Global Peril TB-causing bacteria is passed from person to person through the air when…

Tuberculosis: Tuberculosis: Airborne Nightmare

Tuberculosis: Airborne NightmareTuberculosisIntroductionTuberculosis: Airborne NightmareTreating TBTB Is a Global Peril TB-causing bacteria is passed from person to person through the air when…

Facts About U.S. Money

Source: U.S. Treasury, Bureau of Engraving and Printing, Web: www.bep.treas.gov . If you had 10 billion $1 notes and spent one every second of every day, it would require 317 years for you to go…

The Quarter Gets Changed

A new quarter for every state by Damon Goldsmith Delaware's quarter, the first to be released, features a portrait of patriot Caesar Rodney.Photo Credit: U.S. Mint…