Smithsonian Voices

From the Smithsonian Museums

Illustrating the Teddy Roosevelt Africa Expedition

In 1909, President Teddy Roosevelt decided to travel to Africa with naturalists to collect specimens for the Smithsonian

Robert Abbe's hourglass (NMAH)

Curing Cancer with a Single Gram of Radium

This glass tube, part of the museum’s collection, once contained a sample of helium. Its paper label reads, “HELIUM / SIR W. RAMSAY, K.C.B., LL.D., F.R.S. / THOMAS TRYER & CO., Ltd. / STRATFORD, LONDON, ENGLAND.”

The History of Holding Helium