Beth Martin wakes up one day feeling she has wasted years of her life. She goes to St. Louis to visit her college roommate and take some time to get her bearing

Exploring new ideas behind the emergence of the bubonic plague

Perhaps the most common question that a child asks when he or she sees the night sky from a dark site for the first time is: 'How many stars are there?' This ha

In the early 1970s, a German study estimated that women expended as many calories cleaning their coal-mining husbands' work clothes as their husbands did workin