With the discovery, the girl with the Jemison poster on her wall had “claimed a seat at the periodic table,” Phelps said in her TEDx Talk. But despite the feat, Phelps again found herself ...

Solve The Laboratory Periodic Table Puzzle Back in the Laboratory, you’ll notice that the machine is now powered and glowing blue. Find two periodic tables.

Named after its groundwork in Tennessee, the element was declared a success in 2012 and officially recognized as part of the periodic table of elements by the International Union of Pure and ...

The Periodic Table of Black History features 90 prominent African Americans. From activists like Frederick Douglas and Rosa Parks to actors and actresses like Chadwick Boseman and Josephine Baker.