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Chemistry: Colloids: Somewhere in Between

Colloids: Somewhere in BetweenChemistryElements, Compounds, and MixturesPure SubstancesShake It Up: MixturesColloids: Somewhere in BetweenSeparating Mixtures Earlier, I said that something was…

Antitrust, Again

The Breaking of the Bells American Telephone and Telegraph (AT&T) was the target of a suit filed under the Sherman Antitrust Act and faced charges of operating a nationwide monopoly on…

Human Evolution

—By Karen Barss The story of human evolution began in Africa about six million years ago and it describes the very long process that our ancestors went through to ultimately become modern humans.…

Tuberculosis: TB Is a Global Peril

TB Is a Global PerilTuberculosisIntroductionTuberculosis: Airborne NightmareTreating TBTB Is a Global Peril Potent Fact One third of the population of the world is infected with TB. The vast…

Anatomy and
Physiology: Connecting with Synapses

Connecting with SynapsesAnatomy and PhysiologyThe Nervous SystemThe Great DivideSupport StaffNeuronsConnecting with SynapsesYou've Got Potential Synapses have all the fun. The axons and dendrites…

Being Transgender Today

After years of struggling for visibility and acceptance, transgender individuals and the issues they face came into the national spotlight in 2015.   Caitlyn Jenner Photo Credit:…

Origin of Prokaryotes and Eukaryotes: Protists

ProtistsOrigin of Prokaryotes and EukaryotesIntroductionOrigin of ProkaryotesEukaryote EvolutionProtistsSlime Molds Protists represent in excess of 100,000 species and are so varied in their…

Name Power

Some Native Americans have two names, one of which is never made public because of the power it would give another person over them.It is common in parts of West Africa for people to name their…

Professional Athlete

What is this job like? Very athletic people might want to consider getting a job as a "pro" athlete. But they should know that very few athletes ever make it that far. It's a good idea, then, to…