Memorial Poetry Stop all the clocks, cut off the telephone . . . Excerpts from memorial poems by some of the world's greatest poets, including William Shakespeare, Emily Dickinson, and E. E.…
GATHERING BARKMEDICINAL JUICEFROM PLANTS TO MEDICINESFIND OUT MOREMany plants produce special substances in their roots, leaves, flowers, or seeds that help them to survive. For example, some…
2,000 Years of the NecktieParis Presents Designer Ties by David Johnson NECKTIESTHROUGH THE AGES Introduction • 210 B.C.China's First Emperor • 113 A.D.Did Romans Wear Ties…
2,000 Years of the NecktieBandanas from India by David Johnson NECKTIESTHROUGH THE AGES Introduction • 210 B.C.China's First Emperor • 113 A.D.Did Romans Wear Ties? • 17th…
MacroevolutionMicroevolution and MacroevolutionIntroductionMicroevolutionSpeciationMacroevolution Whereas microevolution explains diversification on an individual level over relatively short…
(Encyclopedia) sex, term used to refer both to the two groups distinguished as males and females, and to the anatomical and physiological characteristics associated with maleness and femaleness. Sex…
Capital: Phoenix State abbreviation/Postal code: Ariz./AZ Governor: Doug Ducey, R (to Jan. 2019) Senators: Jeff Flake, R (to Jan. 2019); John McCain, R (to Jan. 2023) U.S.…
New First Pets Spot, Ernie, and India go to Washington by Holly Hartman Socks on the podium in the White House briefing room. The former First Cat belongs to Chelsea Clinton—Bill and…
Anatomy of the HeartAnatomy and PhysiologyThe HeartAnatomy of the HeartThe Four ChambersThe Heart's Own BloodECG: Measuring a Beat The four-chambered heart is the result of millions of years of…