News that air traffic controllers had fallen asleep at their posts has brought a chorus of outrage. But if you think it's easy for humans to stay awake and vigilant when working in the middle of the night, think again. The truth is, there's no one-size-fits-all answer for making sure nodding off never occurs.
The problem is humans aren't nocturnal, but modern society demands some people work at night. So is there anything people can do to be certain they stay awake during the graveyard shift?
The tough economy continues to boost the number of students in college, as people try to burnish their job credentials. That's leading some schools to ask whether they should shrink the time it takes to get a degree.
Ohio Gov. John Kasich has ordered state universities to investigate ways for students to get a bachelor's degree in three years. The hope is that three-year degrees will help save students money and get them into the job market quicker.
Dogs have increasingly become a part of the culture war in Iran: Traditionally Iranians in urban areas haven't had dogs, because they're thought to be dirty. But as Western culture crept in, more and more people — in Tehran, especially — began keeping them as pets.