"It turned out to be one of the most spectacular finds of the 20th century, " says Jin Xianyong, associate researcher at the Shaanxi Archaeology Institute.

CNN: ASIANOW - TIME Asia | Visions of China: Xi'an

But those who want to consolidate their savings should consider putting in the extra work to roll the funds into the new employer's 401(k), according to Kevin Chisholm, associate director at investment industry researcher Cerulli Associates.

WSJ: When Rolling Over, Make Sure You Don't Get Squished by Costs

Also, kids get better at concealing lies as they grow older, says researcher Angela Crossman, an associate professor of psychology at the John Jay College of Criminal Justice at City University of New York.

WSJ: How to Handle Little Liars

"We've known that the religiously unaffiliated has been growing for decades, " said Greg Smith, Pew's associate director of religion research and the lead researcher on the new study.

CNN: Millennials leaving church in droves, study says

Rather, the findings suggest that the health benefits of chocolate may be linked to how many times in a given week chocolate is eaten rather than the total amount consumed in that week, says the study's lead researcher, Beatrice Golomb, an associate professor in the Department of Medicine at the University of California, San Diego.

WSJ: A Chocolate a Day to Get Slimmer?

Alex Rives, the associate who hatched the stem cell idea, started off by approaching a University of Washington researcher named Randall Moon.

FORBES: Regenerators