In reaction, it was soon posited that abstract work had meaning, but as part of a code or system of signs.

ECONOMIST: 20th-century art

This is because Republicans had so badly abused the citizens (and their own free market principles) on behalf of Sallie Mae and other student loan companies by removing bankruptcy protections, refinancing rights, statutes of limitations, and other fundamental protections from student loans, and also by defending, generally, a corrupted system that was, even then, showing signs of becoming a monstrosity.

FORBES: Note for "Super Wednesday" - Either Party Can Occupy the Student Loan Issue

These statistics are the signs of a system that is both unacceptable and unsustainable.

CNN: Commentary: Health care can't wait

The island's two main economic woes, the restrictions of a system that penalises initiative and the stranglehold of the United States' economic embargo, show few signs of change.

ECONOMIST: Farewell, Cuba

If your infant was born prematurely, has a heart or lung condition, or has a compromised immune system, watch closely for beginning signs of bronchiolitis.

CNN: Bronchiolitis

Unlike at the end of the first world war, there is now a global disease-surveillance system which would sound the alarm if H5N1 showed signs of being able to pass from person to person.

ECONOMIST: Averting a global plague | The

"We'll be keeping an eye out for signs of a repeat performance next year when the Earth-moon system passes through the same region of space, " Cooke said.

CNN: Bright explosion on moon visible from Earth, NASA says

Instead of sticking sensors onto the skin, Philips has developed a vital-signs camera system which the Dutch company says can measure heart and respiration rates extremely accurately.

ECONOMIST: Facial monitoring