Electromagnetic (EM) radiation is a form of energy that is all around us and takes many forms, such as radio waves, microwaves, X-rays and gamma rays. Sunlight is also a form of EM energy, but visible light is only a small portion of the EM spectrum, which contains a broad range of electromagnetic wavelengths.
Emmylou Harris. Emmylou Harris (born April 2, 1947) is an American singer and songwriter. She has released many popular albums and singles over the course of her career, and she has won 13 Grammys as well as numerous other awards.
Even though their names might have been forgotten, their contributions to mathematics have not. One of these women mathematicians was German-born Emmy Noether. Emmy Noether was born in Erlangen, Germany on March 23, 1882. She was named Amalie, but always called Emmy.