Marie Curie String Keychain collection_Magnets its own gravity should pull

its own gravity should pull it into a shape defined by hydrostatic equilibrium

Did you know that the sun has cycles

Use it to catalog your adventures on one trip around our star

This set of 4" x 4" hardboard coasters with felt bottoms features 4 glossy astronomical images of the Horsehead Nebula

I am easily recognized by my extraordinary rings

Marie Curie String Keychain collection_Magnets its own gravity should pullMarie Curies research and theory on radioactivity made her the first woman to win the Nobel Peace Prize for her work; and did you know she was the first person (man or woman) to win it TWICE?! In addition to her teams theory of radioactivity, she discovered two elements and paved the way for women in scientific careers. Marie Curie reminds us that being a woman and a scientist are not mutually exclusive.