Search

Search results

Displaying 191 - 200

What's New in Taxes This Year?

Home Sales If you sold your main home in 1998 and all four of the following apply, you do not have to report the sale on your tax return.No part of the home was used for business or rental…

Pond or a Lake

The Question: Why is a pond called a pond and a lake called a lake? I have a body of water that is 5 acres, 15 to 20 feet deep. How do I know what to call it…

Make Your Own Lava Lamp!

Art meets science, or vice versa by Holly Hartman Did you ever hear that "oil and water don't mix"? Here's groovy proof. You will need: vegetable oil or baby oil water food coloring…

Anatomy and
Physiology: Blood Types and Genetics

Blood Types and GeneticsAnatomy and PhysiologyThe Circulatory SystemCells, Bells!Blood Types and GeneticsNow I Know My WBCs Crash Cart Not all of genetics is so simple. Although some traits (…

Algebra: Solving Radical Equations

Solving Radical Equations Algebra Wrestling with Radicals Introducing the Radical Sign Simplifying Radical Expressions Unleashing Radical Powers Radical Operations Solving Radical Equations…

Weather: Getting Down to Basics

Getting Down to BasicsWeatherWhat Should I Wear?Playing the OddsGetting Down to BasicsForecasting from the Beginning Although this introduction to weather forecasting may seem flip, it is meant to…

A Confused Columbus

Pinpointing the explorer's whereabouts on October 12, 1492 by Borgna Brunner   Christopher Columbus The Voyages First Voyage, 1492-1493…

Theories of the Universe: Born of Probability

Born of ProbabilityTheories of the UniverseChunks of UncertaintyJust a Little Math Won't HurtBorn of ProbabilityThey're Complementary After All Schrdingers's picture of the atom relied on a…

histone

(Encyclopedia) histonehistonehĭsˈtōn [key], any of a class of protein molecules found in the chromosomes of eukaryotic cells. They complex with the DNA (see nucleic acid) and pack the DNA into tight…

geochemistry

(Encyclopedia) geochemistry, study of the chemical changes on the earth. More specifically, it is the study of the absolute and relative abundances of chemical elements in the minerals, soils, ores,…