The Exploratorium is a twenty-first-century learning laboratory, an eye-opening, always-changing, playful place to explore and tinker featuring hundreds of science, art, and human perception exhibits. While they don’t have monthly community days, they do host several special events throughout the year offering “pay-what-you-can” admission for all. ...

Shaping San Francisco is a series of free lectures, which aim to excavate the city’s lost history. It’s a place to meet and talk unmediated by corporations, official spokespeople, religion, political parties, or dogma. Shaping San Francisco Periodic Wednesdays | 7:30 pm Eric Quezada Center for ...

Join the SF Beard and Mustache Club for a monthly gathering at Zeitgeist at 7 pm every last Friday of the month. If you have a beard or mustache, if you like beards and mustaches, or if you want a beard or mustache, then by all means ...Monthly

Nerd Nite East Bay is a monthly lecture-in-a-bar series. They get smart and interesting people, give them lots of free drinks, and put them on stage in front of a couple hundred tipsy nerds. Sometimes it’s funny, sometimes it’s salacious, and it’s always nerdy. Nerd ...Monthly

Shaping San Francisco is a series of free lectures, which aim to excavate the city’s lost history. It’s a place to meet and talk unmediated by corporations, official spokespeople, religion, political parties, or dogma. Shaping San Francisco Periodic Wednesdays | 7:30 pm Eric Quezada Center for ...

Astro Night is UC Berkeley’s free stargazing and lecture event open to the public. Held typically on the first Thursday of the month (during select months, as weather permits), members of the public are invited to take part in guided stargazings using our fleet of telescopes, including ...

Enjoy $5 admission to the Chabot Space & Science Center in the Oakland Hills every First Friday of the month from 6-10 pm. $5 admission includes unlimited access to everything from laser and planetarium shows to Night Hikes and Star Stories. Regular admission is $18 ...Monthly

Find out which diseases ail your plants at the free monthly Sick Plant Clinic at the UC Berkeley Botanical Garden happening from 9 am to noon on the first Saturday of the month. Entomologists are also available to identify the pests that are living in your plants. Please cover plants ...Monthly

Blockchain ‘n Grill is an event aimed demystifying and building community around blockchain technology while creating a platform for local comedians and artists. Blockchain ‘n Grill resident DJ, DJ Brigidope will be in the mix spinning the latest, the greatest and your favorite Bay Hit. ...Monthly

Shaping San Francisco is a series of free lectures, which aim to excavate the city’s lost history. It’s a place to meet and talk unmediated by corporations, official spokespeople, religion, political parties, or dogma. Shaping San Francisco Periodic Wednesdays | 7:30 pm Eric Quezada Center for ...

Come join at the Park Branch Library, every 2nd Sunday of the month, for an afternoon of anime, manga, discussion, art, and lots of fun. Snacks and refreshments will be provided. This club is for teens ages 12-18 years old.Monthly

Science@Cal is proud to present a series of free public science lectures on the third Saturday of every month. These talks are given by renowned UC Berkeley scientists and aimed at general audiences. Talks take place on the UC Berkeley campus at 11 am. Doors ...Monthly

The San Francisco Amateur Astronomers invite you to their next City Star Party, where you can take a gander at our universe through telescopes, socialize with more experienced amateur astronomers, and get some tips about the night sky. Take in the view from San Francisco’s picturesque Land’s End or other ...

What happens when geeks take over a rock club for an evening of drinking and presentations? Find out at Nerd Nite, a monthly lecture-in-a-bar series. They get smart and interesting people, give them lots of free drinks, and put them on stage in front of a couple ...Monthly

Once monthly, the SFAA hosts distinguished guest speakers who are leaders in the fields of astronomy, physics and related disciplines and they present to SFAA Members the latest developments from cutting-edge scientific programs. Held in the Randall Museum Theater on the third Wednesday of every month, ...Monthly

Nerd Nite East Bay is a monthly lecture-in-a-bar series. They get smart and interesting people, give them lots of free drinks, and put them on stage in front of a couple hundred tipsy nerds. Sometimes it’s funny, sometimes it’s salacious, and it’s always nerdy. Nerd ...Monthly

Shaping San Francisco is a series of free lectures, which aim to excavate the city’s lost history. It’s a place to meet and talk unmediated by corporations, official spokespeople, religion, political parties, or dogma. Shaping San Francisco Periodic Wednesdays | 7:30 pm Eric Quezada Center for ...

Join the SF Beard and Mustache Club for a monthly gathering at Zeitgeist at 7 pm every last Friday of the month. If you have a beard or mustache, if you like beards and mustaches, or if you want a beard or mustache, then by all means ...Monthly

Find out which diseases ail your plants at the free monthly Sick Plant Clinic at the UC Berkeley Botanical Garden happening from 9 am to noon on the first Saturday of the month. Entomologists are also available to identify the pests that are living in your plants. Please cover plants ...Monthly

Blockchain ‘n Grill is an event aimed demystifying and building community around blockchain technology while creating a platform for local comedians and artists. Blockchain ‘n Grill resident DJ, DJ Brigidope will be in the mix spinning the latest, the greatest and your favorite Bay Hit. ...Monthly

Shaping San Francisco is a series of free lectures, which aim to excavate the city’s lost history. It’s a place to meet and talk unmediated by corporations, official spokespeople, religion, political parties, or dogma. Shaping San Francisco Periodic Wednesdays | 7:30 pm Eric Quezada Center for ...

Enjoy $5 admission to the Chabot Space & Science Center in the Oakland Hills every First Friday of the month from 6-10 pm. $5 admission includes unlimited access to everything from laser and planetarium shows to Night Hikes and Star Stories. Regular admission is $18 ...Monthly

Come join at the Park Branch Library, every 2nd Sunday of the month, for an afternoon of anime, manga, discussion, art, and lots of fun. Snacks and refreshments will be provided. This club is for teens ages 12-18 years old.Monthly

Stargazers can look directly up (away from city lights) to see a spectacular meteor light show originating from the Comet 3200 Phaethon in the constellation Gemini (looking south, almost overhead).  Radiating from near the bright stars Castor and Pollux in the constellation Gemini the Twins, ...

The San Francisco Amateur Astronomers invite you to their next City Star Party, where you can take a gander at our universe through telescopes, socialize with more experienced amateur astronomers, and get some tips about the night sky. Take in the view from San Francisco’s picturesque Land’s End or other ...