Science events in and around San Francisco this weekend
15 events this weekend (Oct 31 – Nov 1) in and around San Francisco, 11 of them free. Each links to its original listing. Updated October 31.
Next 7 days · Search the full calendar
Saturday, October 31
- 10 AM SILICON VALLEY BUSINESS CONCIERGE SERVICE (For Visiting Executives) Fairmont San Francisco Free
- 10 AM SILICON VALLEY OPPORTUNITY TOUR 2026-2027 Rosewood Sand Hill Free
- 11 AM Little Builders: LEGO Stay and Play Fairfield Civic Center Library Free
- 12 PM AI SAFETY LAB - SILICON VALLEY Embarcadero Center $161.90
- 2 PM Saturday STEM: Haunted House Engineering Willow Glen Library Free
- 2 PM Stepping into STEM @Central: Strawberry DNA and Brain Science! for 3rd-5th grades Central Library Free
- 2 PM THE FUTURE OF AI IN SPORTS, GAMES, ENTERTAINMENT & CREATOR ECONOMY Fairmont San Francisco $475
- 3:30 PM STEAM Lab Saturday: Zombie Juice! Mitchell Park Library Free
- 4 PM LEGO Halloween Themed Coding @Central Central Library Free
Sunday, November 1
- 10 AM SILICON VALLEY BUSINESS CONCIERGE SERVICE (For Visiting Executives) Fairmont San Francisco Free
- 10 AM SILICON VALLEY OPPORTUNITY TOUR 2026-2027 Rosewood Sand Hill Free
- 12 PM AI SAFETY LAB - SILICON VALLEY Embarcadero Center $161.90
- 2 PM Mushrooms in the Wild Saratoga Library Free
- 2 PM THE FUTURE OF AI IN SPORTS, GAMES, ENTERTAINMENT & CREATOR ECONOMY Fairmont San Francisco $475
- 3:30 PM Science Sundays for Grades K-2 Milpitas Library Free
By type
By area
- Alameda
- Albany
- Antioch
- Aptos
- Atherton
- Bayview
- Belmont
- Benicia
- Berkeley
- Bernal Heights
- Brisbane
- Burlingame
- Calistoga
- Campbell
- Capitola
- Castro
- Castro Valley
- Chinatown
- Clayton
- Concord
- Cupertino
- Daly City
- Danville
- Dublin
- East Palo Alto
- El Cerrito
- Emeryville
- Excelsior
- Fairfax
- Fairfield
- Felton
- FiDi / South Beach
- Foster City
- Fremont
- Gilroy
- Glen Park
- Golden Gate Park
- Haight
- Half Moon Bay
- Hayes Valley
- Hayward
- Inner Richmond
- Inner Sunset
- Japantown
- Lafayette
- Livermore
- Los Altos
- Los Gatos
- Marina
- Martinez
- Menlo Park
- Mill Valley
- Millbrae
- Milpitas
- Mission
- Mission Bay
- Morgan Hill
- Mountain View
- Napa
- Newark
- Nob Hill
- Noe Valley
- North Beach
- Novato
- Oakland
- Orinda
- Outer Mission
- Outer Richmond
- Pacific Heights
- Pacifica
- Palo Alto
- Petaluma
- Pittsburg
- Pleasant Hill
- Pleasanton
- Portola
- Portola Valley
- Potrero Hill
- Presidio
- Presidio Heights
- Redwood City
- Richmond
- Rodeo
- Rohnert Park
- Russian Hill
- San Carlos
- San Francisco
- San Jose
- San Leandro
- San Lorenzo
- San Mateo
- San Pablo
- San Rafael
- San Ramon
- Santa Clara
- Santa Cruz
- Santa Rosa
- Saratoga
- Sausalito
- Sebastopol
- SoMa
- Sonoma
- South San Francisco
- Stanford
- Sunnyvale
- Sunset / Parkside
- Tenderloin
- Treasure Island
- Union City
- Vacaville
- Vallejo
- Walnut Creek
- Watsonville
- West of Twin Peaks
- Western Addition
- Woodside