Parasitism began billions of years ago and gave rise to complex life on Earth. The parasitic lifestyle is common and efficient.

Sep 3, 2010 - Rosemary Drisdelle

How the clans of the Minamoto and Taira were created and the rebelling leader Minamoto's struggle.

Sep 13, 2010 - Domina Smith

The garden landscape, a pass through point for dogs, cats, flying insects, worms, and birds, might cause rashes, itching, bites, plant or sun reactions.

Apr 8, 2010 - Amy Andersen

Superstitions come in many forms, from the reasonable to the bizarre. Some possible explanations of origin. Glad I'm not superstitious. - Knock on wood.

Oct 4, 2010 - Curtis Candy

Every diaper rash brings on frustration, no matter who you are. This at-home diaper rash treatment is simple and easy.

Jan 20, 2011 - Amanda Sonntag

Birds evolved from dinosaurs that lived in trees and learned fly, like Archaeopteryx - right? Wrong, according to two Australian researchers.

Jan 24, 2008 - Sue Cartledge

The best treatment for diaper rash goes beyond just creams, and expands into rapid response to a dirty diaper, and proper diaper changing techniques.

Aug 28, 2010 - Megan Kelly

Sunburns, sun poisoning and other skin rashes are common summertime problems, but simple home remedies and OTC medications can alleviate symptoms quickly.

Jul 20, 2010 - Valerie Williams

Uncle Sam, better known from United States recruiting posters, is a patriotic, American icon. Who is Uncle Same and what are his origins?

Dec 12, 2010 - Mary Rayme

Why do we celebrate Halloween, and why do we dress up for Halloween? Do you know?

Sep 18, 2011 - Sally Anne Lewis

Ketura Ellison from Ketura's Honey and Honeycomb tells of an ancient recipe used for healing and preventing nappy rash, eczema and dry skin.

Mar 17, 2010 - Elika Bahramrad

There are many steps of precaution to take in preventing diaper rash in babies, but the cheapest and most effective way is exposing the area to air!

Feb 8, 2010 - Wendy Picard

There are contradictory theories about gypsies, but here are some of the commonly accepted theories of their origin.

May 22, 2010 - Rosemary E. Bachelor

Diaper rashes can be as difficult to deal with as a teething baby. So how do you handle a diaper rash that will not go away? Try some "Magic."

Jan 20, 2011 - Amanda Sonntag

When one feels like they've been ripped off or over-charged for something, it is common to say that it's "daylight robbery." But where does this come from?

Feb 1, 2011 - Matthew Head

Whether you believe water fluoridation is good or bad, knowing the source of that fluoride should be the first step in making a decision on the matter.

Jan 31, 2011 - Jarod Rhoades

Ever wondered why you have a 'frog in your throat' or why you are 'in a pickle?' We use quotes and sayings without thinking, but what are their origins?

Aug 18, 2011 - Jenny John

Chocolate, made from cacao tree seeds, is a tropical product largely consumed in temperate regions. Dark chocolate and "sustainable" chocolate are rising in popularity.

Nov 14, 2009 - Molly Markey

Scabies is a common disease and it affects millions of people worldwide. What are the signs of scabies, how is it spread, and what can people do about it?

Apr 22, 2010 - Rina Magallanes