• Physical Sciences/Earth Sciences Research and Promotion

• 505.

Ethiopian Physics Society in North America

The Ethiopian Physics Society in North America EPSNA successfully conclude the third Virtual Summer School VSSAugust 14 18 2023Bulletin and Newsletter2023 EPSNA VSS is supported by Welcome to EPSNA .

THE NATIONAL WEATHER MUSEUM AND SCIENCE CENTER

Only museum in the US dedicated to weather.

• Fraternal Beneficiary Societies

• 507.

El Riad Shriners

FRATERNITY WITH A PHILANTHROPIC MISSION.

• Historical Societies and Related Activities

• 508.

Petroleum History Institute Inc

Contact PHI About Us 23rd Oil History Field TripSave the Date.

Lux Sanctum Inferni Inc

Lux Sanctum Inferni Inc is a 501c3 nonprofit organization that is committed to supporting the communities of the Left-Hand path and their allies.

• Museums & Museum Activities

• 510.

Mid-South Science and Fiction Convention Inc

MSC is a regional S/F, Fantasy, Science, Comics, Costuming, Anime & Gaming con held annually in Memphis, TN in late March.

• Historical Societies and Related Activities

• 511.

Upper Musselshell Historic Society Inc

The Upper Musselshell Museum is open Memorial Day to Labor Day.

Virginia Association of Science

Virginia Association of Science Teachers The Virginia Association of Science Teachers, Inc.

• Student Sororities, Fraternities

• 513.

Alpha Sigma Phi Fraternity Gamma Gamma Chapter

to Better the World through Better Men.