Dental Powder “Orthoform” ca. 1920s

Orthoform is a white, crystalline, odorless, and tasteless powder that is slightly soluble in water. Dentists would prepare a compound of the powder with water, then give to patients to relieve pain after a tooth extraction or to treat oral diseases. The compound worked as a local anesthetic and antiseptic, but was only effective when… Continue reading

Farmers’ Almanac – 1955

Since 1818, the Farmers’ Almanac has provided the American public with long-range weather predictions, calendars, and articles on various topics such as the full moon, advice on gardening, conservation, natural remedies and more. This particular year includes an article entitled, “How to Drive… And Stay Alive.” Connect with curiosity!

Three-Toed Box Turtle Collected from Missouri

Did you know that Missouri is home to 18 species of turtles? The official state reptile of Missouri, the three-toed box turtle can be found in forested area with open grassy ranges. The name “three-toed” signifies the three toes on the hind legs of most specimens, while “box turtle” refers to the ability of this… Continue reading

Visitors line up to visit the James S. McDonnell Planetarium on its opening day, April 16, 1963.

Happy 58th Birthday, McDonnell Planetarium!

The James S. McDonnell Planetarium marks its 58th birthday on April 16! When the Planetarium opened in 1963, the U.S. was in the midst of the space race, and there was a great deal of interest in learning about astronomy and the possibilities of space travel. It was named for the American aviation pioneer James… Continue reading

Keel-Billed Toucan – Collected from Belize

One of the most colorful of all the toucans, the keel-billed toucan is best known for its oversized bill and vibrant feathers. Even though it looks heavy, its banana-shaped, brightly colored beak is actually very light. It is hollow and made of protein supported by thin rod-like bones. When they sleep, toucans turn their head… Continue reading

Hafted Ax – Colorado Cliff Dwellings, ca. 1200-1300

Held by 20 inch leather thongs to a wooden handle, this granite stone ax is a wonderful example of craftsmanship and function. Early indigenous groups in North America worked extensively with wood to build houses, temples, fences, and other structures. They developed handled tools which allowed them to work with large pieces of timber for… Continue reading

Striped Skunk Collected from Missouri

An animal that needs no introduction! Instantly recognizable for their signature coloration as well as their foul smelling defense system, the striped skunk is found throughout the United States and southern Canada. The fluid that skunks spray when upset or threatened can cause temporary blindness and pain if sprayed in the eyes of a potential… Continue reading