Courses that Fulfill GE Requirements. Cultures and Ideas. This course provides a broad introduction to German history and culture and to the field of German Studies. Taught in English, it is an ideal course for students considering a major or minor in German, or for those with a general interest in German-language history and culture.
'Smart dust' refers to tiny sensors that would monitor everything on Earth. The concept was dreamed up by an academic in the 1990s. But it is becoming increasingly real, as companies deploy wireless sensor networks. HP says it aims to put a trillion sensors all over the globe.
Watch this Letâs Clear the Air According to the national Air Duct Cleaners Association (NADCA), the average six-room house collects 40 pounds of dirt, dust and allergens in its air ducts each year. Thatâs a big problem, considering that 40,000 dust mites can thrive in only one ounce of dust.etâs Clear the Air. According to the national Air Duct Cleaners Association (NADCA), the average six-room house collects 40 pounds of dirt, dust and allergens in its air ducts each year.