Thereâs a lot of talk these days about âsmartâ things: smart phones, for example. But itâs not always very clear what âsmartâ really means. It sometimes seems as though it just means a phone you can use to also surf the web.In reality a smartphone is only barely a phone.mart glasses build a soundscape of the world. Meanwhile Spanish engineers have equipped a pair of sunglasses with two micro cameras and headphones in a system called EYE 21. The system makes a 3D model of the space the cameras see and represents it with sounds.
Star-Spangled Banner redirects here. For the flag that flew over Fort McHenry, see Star-Spangled Banner (flag). For the present flag, see Flag of the United States. The Star-Spangled Banner is the national anthem of the United States of America.
A Betsy Ross flag flying outside San Francisco City Hall, in San Francisco, California The Betsy Ross flag is an early design of the flag of the United States, popularly â but very likely incorrectly â attributed to Betsy Ross, using the common motifs of alternating red-and-white striped field with five-pointed stars in a blue canton. The first documented usage of this flag was in 1792. The flag features 13 stars to represent the original 13 colonies with the stars arranged in a circle.