Celebrating the twentieth anniversary of EFM

Celebrating 65 th Anniversary of the Transistor

Abstract—The paper is dedicated to the 65 anniversary of the invention of the revolutionary electronic component that actually changed our way of life—the transistor. It recounts the key historical moments leading up to the invention of the first semiconductor active component in 1947. The meaning of the blend “transistor” is explained using the memorandum issued by Bell Telephone Laboratories....

Celebrating our 20th digital anniversary.

In 1997, 6 years after the World Wide Web became accessible to the public, the Proceedings of the National Academy of Sciences launched its website, heralding our entry into the Internet age and the expeditious dissemination of our scientific content worldwide (see Infographic). Toward the end of the last millennium, we redesigned the website to improve user experience and rebranded the journal...

Celebrating the PA profession's 50th anniversary.

Celebrating ICSI's twentieth anniversary and the birth of more than 2.5 million children--the 'how, why, when and where'.

The first major breakthrough for the alleviation of tubal infertility occurred in the last quarter of the twentieth century. Louise Brown was born on the 25 July, 1978 inOldham, England as a result of the pioneering work of Bob Edwards and the late Patrick Steptoe with the help of the late Jean Purdy. Bob Edwards received the ‘Nobel Prize for Physiology or Medicine’ for this work in 2010. In th...

Celebrating the 150th anniversary of the National Academy of Sciences.

On March 3, 2013 the National Academy of Sciences will be 150 years old. Its creation in 1863 represents part of a dramatic series of federal actions that positioned the United States of America for a bright future. In 1862, Congress passed and President Lincoln signed the Morrill Act, creating Land Grant Colleges, providing federal land grants for the use of the new colleges and allowing the l...