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AARP's 2014 Almanac
AARP's Almanac is packed with facts, figures and fun stuff relevant to people 50+. With a newly revised format, this treasure trove features--+ Ways to save money this year, including places to get free stuff (from good-for-you yoga classes to decadent doughnuts) as well as scams to avoid and seasonal best buys+ Milestone birthdays for celebrities, politicians and thought leaders, along with tidbits you may not know about them (such as who was inspired to become a lawyer by Perry Mason episodes?)+ A monthly guide to good health, seasonal power foods and delicious--and, yes, healthy--recipes+ Great vacation spots, film festivals, book fairs and food festivals nationwide+ Landmark 50th anniversaries to be celebrated in 2014, from the 50th anniversary of the Civil Rights Act to the Beatles' debut on "The Ed Sullivan Show"+ Tips for reimagining your life+ Supreme Courts cases that could affect you and your family人类:解密隐藏的奥秘
当人类产生意识的时候,也就开始了对自身由来以及自己祖先的探究。但是,在科学不发达的远古时代,人们只能把人类的产生归结于神的创造。19世纪以后,人类为弄清自身的由来,做了许多艰苦努力。1809年,法国学者拉马克在《动物哲学》一书中首先向“上帝创造人类”的说法提出了挑战,他大胆断定人类起源于类人猿。1871年,达尔文在《人类起源与性的选择》中更进一步论述了人类的起源问题,明确指出人类和现在的类人猿有着共同的祖先,人类是从已经灭绝的古猿进化而来的。