DES MOINES, Iowa, Feb. 7 -- Iowa Secretary of Agriculture Mike Naig issued the following news: Iowa Secretary of Agriculture Mike Naig encourages eligible Iowa farm owners to apply for Century or Heritage Farm recognition as part of the Iowa Department of Agriculture and Land Stewardship's Century and Heritage Farm Program. The program was created by the Department and the Iowa Farm Bureau Federation to honor families who have owned their farms for 100 years and 150 years, respectively. To be   more

AMES, Iowa, Feb. 7 (TNSres) -- Iowa State University issued the following news release: Scientists have been making nanoparticles out of DNA strands for two decades, manipulating the bonds that maintain DNA's double-helical shape to sculpt self-assembling structures that could someday have jaw-dropping medical applications. Study of DNA nanoparticles, however, has focused mostly on their architecture, turning the genetic code of life into components for fabricating miniscule robots. A pair of   more