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Quick Links: OLLI home page | OLLI Fall Semester Catalog | Questions? Email olli-online@udel.edu Priority Registration for the fall 2025 semester is open. Classes begin September 2. For a full details, view our printed course catalog or interactive digital catalog. For additional information, please visit olli.udel.edu, email olli-online@udel.edu, or call the OLLI-Wilmington office at 302-573-4417 or the OLLI Kent/Sussex office at 302-645-4111. Note that two membership options are available fall 2025 membership and annual membership, which includes both fall 2025 and spring 2026 semesters. Please be sure to select the appropriate one below when registering. You must add a membership to your cart before selecting courses. To register: 1. Sign in to your existing account or create a new account. 2. Click the membership option youd like below and add it to your cart. This will unlock access to request courses and you will then be redirected back to this front page. 3. Click the categories below and add your class requests to your cart. Please remember to add courses to your cart in order of priority. 4. Checkout ANNUAL MEMBERSHIP - $500 FALL 2025 MEMBERSHIP - $260 You must add one of the two membership options to your cart before selecting courses. > PHYSICAL SCIENCES & MATH CLASSES (R)

PHYSICAL SCIENCES & MATH CLASSES (R)   

  • DARK MATTER AND DARK ENERGY (R252)
    This is an on-demand class.
  • Dates: 9/2/2025 - 9/2/2025
    Times: Arr
    Days: Arr
    Sessions: 0
    Location:
    Instructor(s):
 

 

 

  • ENVIRONMENTAL ISSUES (R221)
    This is the hybrid/online section (R221-13)
  • Dates: 9/5/2025 - 12/5/2025
    Times: 9:00 AM - 10:15 AM
    Days: F
    Sessions: 13
    Location: UD OLLI Online
    Instructor(s): Pamela Meitner
 

 

 

 

 

 

 

  • THE GENIUS OF RICHARD FEYNMAN (R203)
    This is the hybrid/online section (R203-13)
  • Dates: 9/8/2025 - 12/1/2025
    Times: 10:45 AM - 12:00 PM
    Days: M
    Sessions: 13
    Location: UD OLLI Online
    Instructor(s): Saul Reine
 

 

  • THE PHYSICS OF TIME (R253)
    This is the hybrid/online section (R253-13)
  • Dates: 9/8/2025 - 12/1/2025
    Times: 12:45 PM - 2:00 PM
    Days: M
    Sessions: 13
    Location: UD OLLI Online
    Instructor(s): Charles Carter
 

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