technology

In 2007 the World Health Organization introduced a surgical safety checklist as part of its Safe Surgery Saves Lives initiative. The checklist’s purpose was to reduce surgical complications that result from inadequate safety practices as well as to promote greater communication among surgery teams.

In the United States, breast cancer is the second leading cause of cancer-related death among women. For women between 50 and 70 years old, screening mammography has long been recommended has as a means to detect cancers as early as possible and thus begin treatment sooner.

In 2007 the World Health Organization introduced a surgical safety checklist as part of its Safe Surgery Saves Lives initiative. The checklist’s purpose was to reduce surgical complications that result from inadequate safety practices as well as to promote greater communication among surgery teams.

Millions of dollars of instructional videos for infants have been sold to hopeful parents in the past decade, many promising accelerated learning. While children may enjoy watching such products, are there any real educational benefits, or are they just “electronic babysitters”?

Televisions entered U.S. households in large numbers after World War II, and personal computers became widespread in business in the 1980s. With these technological innovations, leisure and then work time in the United States began to increasingly center on screen-based systems. Millions of people now spend workdays in front of computers and then retire to their houses to watch TV, play videogames or surf the web.

While increasing energy efficiency has considerable benefits, significant barriers exist. Efficiency potential is spread throughout millions of individual homes and businesses, requires upfront investments and shows returns only over time. This makes efficiency no one’s first priority.

Once part of the urban fabric of the United States, streetcars declined as the automobile rose during the 1930s and 1940s. In the last several decades, however, streetcars have returned to popularity — more than 40 new systems are in planning, construction or operation.