The Power Struggle of Alexanders Kingdom | Valentines with Mr. Wrong | Driving the Alamo Crater

What If Alexander the Great Left His Empire to One Person? If Alexander the Great had explicitly left his empire to one person, the empire would have still likely crumbled, historians suggest.
Waiting for Mr. Right May Be an Evolutionary Wrong When it comes to finding a life partner, settling for “Mr. Okay” is a better evolutionary strategy than waiting for “Mr. Perfect,” new research suggests.
	Happy Words Dominate Most Languages From the idealistic prose of Cervantes' Don Quixote" to the crisis-ridden pages of daily newspapers, most human language tends to take a happy view on life, a new study suggests.
	Treadmill Desks Don't Make Up for Sitting Treadmill desks don't help office workers meet public health guidelines for daily exercise, according to a 12-week study at a private company.
	America's Amazing, Drivable Crater: Alamo Impact Yields Secrets Evidence provided by pulverized rocks offers the most comprehensive view yet of Alamo crater, the most accessible impact crater in North America.
	Mexican Culture: Customs & Traditions The culture of Mexico varies widely throughout the country, but traditions are highly valued.