Today's Hours
CLOSED DUE TO WINTER WEATHER
Monday - Friday
9:00AM - 5:00PM
Saturday
9:00AM - 6:00PM
Sunday
CLOSED DUE TO WINTER WEATHER
A group of adults enjoy a hands-on science exhibit with drinks and laughter during SMO21+ at Science Museum Oklahoma, an after-hours event for ages 21 and up.

SMO21+

Closed Sunday

Due to the winter weather, we are closed on Sunday. Check back here for more updates. Stay warm!

SMO21+: Science Museum Oklahoma’s Adult Night Series

 Rows of mason jars filled with iced tea and lemon slices are prepared for guests at Science Museum Oklahoma’s SMO21+ adults-only event.Forget everything you know about a night at the museum. SMO21+ is your exclusive invitation to explore Science Museum Oklahoma with zero kids in sight, music in the air, and cocktails in hand. These 21+ themed adult nights blend science, creativity, and a little mystery into an unforgettable evening.

Whether you’re planning a date night, a birthday bash, or just need an excuse to get out with friends, SMO21+ delivers an experience you won’t find anywhere else.

SMO21 adult event graphic for 90s rewindSMO21+: 90s Rewind

Friday, Feb. 27, 2026 | 7pm – 10pm

SMO21+ is back on February 27 with SMO21+: 90s Rewind, a night that celebrates the decade when many guests first fell in love with science here, complete with retro vibes and nostalgic fun that feels straight out of the 1990s.

Guests can expect a night built around shared experiences, throwback memories, and new moments created in a space that feels both familiar and reimagined.

Activities for the evening lean fully into 90s nostalgia and include:

  • Giant Pogs
  • Classic throwback games
  • Hacky sack circles
  • Hands-on 90s toys
  • Rover bounce experiences
  • So much more!

Music, drinks, and themed surprises round out the night. Attendees are always encouraged to dress for the theme of each SMO21+ event.

Get Tickets 

What to Expect:

  • Adults only: You must be 21 or older to attend. IDs will be checked at the door.
  • Signature cocktail: Each event features a theme-inspired drink—legendary status confirmed. Non-alcoholic options are always available.
  • VIP access: Upgrade your ticket to enjoy the VIP lounge with its own bar, entertainment, and perks like discounted refills.
  • Mystery elements: There’s always a secret room. No hints. No spoilers.
  • On-theme fun: Come dressed for the theme. Clever costumes might just earn you a surprise.
  • Food and drinks: Available for purchase all night. Outside food and drink are not permitted.
  • One-way entry: Once you leave, re-entry is not allowed.

Tickets often sell out—especially VIP! Stay tuned here and follow us on social media to get the scoop on the next SMO21+ theme and date.

Colorful promotional graphic for SMO21+ featuring a DJ, neon lights, and adults enjoying cocktails and science activities at Science Museum Oklahoma's after-hours event.

Want to be the first to know?

Stay in the loop about future SMO21+ events by signing up for email updates. You’ll get reminders, ticket details, and insider info sent straight to your inbox. It’s the easiest way to make sure you don’t miss a night of adults-only science fun.

 

Sign Up
Guests dressed in formal and themed attire pose for a photo during the SMO21+ at Science Museum Oklahoma, an adult night celebrating science.
Guests in costume enjoy drinks and conversation at the bar during SMO21+ at Science Museum Oklahoma, an adults-only night of science, fun, and themed exploration.
Adults race in decorated bathtubs during a quirky outdoor STEM challenge at Science Museum Oklahoma’s SMO21+ event, combining creativity, teamwork, and fun.
Guests play glowing arcade-style games with drinks in hand during SMO21+ at Science Museum Oklahoma, an adults-only night of science, fun, and socializing.
Three stylish guests pose with drinks and smiles during SMO21+ at Science Museum Oklahoma, an adults-only night of science, music, and vibrant social energy.
Four guests dressed in retro outfits pose for a photo during SMO21+ at Science Museum Oklahoma, surrounded by exhibits in a vibrant adults-only science event.