The importance of environmental stimuli in the development of coordination between sensory input and motor response varies between species to species

Quasars, faint celestial objects resembling stars, are perhaps the most distant objects know.

Homo Erectus is the name commonly given into the primate species from which humans are believed to have evolved.

A mirage is an atmospheric optical illusion in what an observer sees a nonxistent body of water or an image of some object.

Indigo is a vat color, .......... called because it does not dissolve in water.

Any critic, teacher, librarian, or poet who hopes to broaden poetry's audience faces the difficult challenge of persuading skeptical readers .................................

Precious metals, gems and ivory have been used to make buttons, but most buttons are made of .................... wood, glass or plastic.

According to most psychological studies, body language expresses a speaker's emotions and attitudes, and ot also tends to affect the emotions and attitudes of the listen.

The first building to employ steel skeleton construction, ...........................................................

Alongkian-speaking Native Americans greeted the Pilgrims .................................. settled on the eastern shores of what is now New England.