'Your papers, please' must never be heard in America

U.S. economic growth unexpectedly ground to a halt at the end of last year, falling from a healthy 3.1 percent gain in the summer to a 0.1 percent contraction in the final quarter, the Commerce Department reported Wednesday.
A colossal international effort has yielded the first comprehensive look at how our DNA works, an encyclopedia of information that will rewrite the textbooks and offer new insights into the biology of disease.

A colossal international effort has yielded the first comprehensive look at how our DNA works, an encyclopedia of information that will rewrite the textbooks and offer new insights into the biology of disease.
They live on your skin, up your nose, in your gut _ enough bacteria, fungi and other microbes that collected together could weigh, amazingly, a few pounds.
They live on your skin, up your nose, in your gut _ enough bacteria, fungi and other microbes that collected together could weigh, amazingly, a few pounds.

The nation's unemployment rate crept back up toward double-digit levels last month, rising to 9.8 percent after being stuck around 9.6 percent for much of the year, the Labor Department reported Friday morning.