Escape Velocity, the Museum of Science Fiction’s second annual convention, includes drone racing, a stunt workshop, films, activities for kids, cosplay for adults and guest appearances. (Brittnie Lovin)

Washed Out with Dega Singer-songwriter and producer Ernest Greene blends synth-pop, rock, hip-hop and jazz. 7 p.m. 9:30 Club, 815 V St. NW. 202-265-0930. $35.

Rod Man with Corey Marshall The Atlanta-based comedian won Season 8 of “Last Comic Standing.” 7:30 p.m. Through Sunday. DC Improv, 1140 Connecticut Ave. NW. 202-296-7008. Free.

“Julius Caesar” Director Robert McNamara stars as Caesar in Scena Theatre’s modern retelling of Shakespeare’s tragedy, drawing parallels between the politics of ancient Rome and present-day Washington. $15 preview Thursday at 8 p.m.; Friday’s opening night show at 8 will be followed by a reception. Through Sept. 24. Atlas Performing Arts Center, 1333 H St. NE. 202-399-7993. $15-$45.

“Noah: Apocalypse” LiveArtDC presents an interactive play about a band of survivors a year after a calamity. 9 p.m. Through Sept. 18. DC Reynolds, 3628 Georgia Ave. NW. 202-506-7178. $20.


Escape Velocity The Museum of Science Fiction presents its second annual convention and science and engineering festival for all ages. Highlights include drone racing, a stunt workshop, films, hands-on activities for kids, cosplay for adults, panel discussions on artificial intelligence and manipulating the human genome, a space party, and appearances by “The Expanse” actor Cas Anvar, “Star Trek: The Next Generation” screenwriter Morgan Gendel, synth-pop pioneer Thomas Dolby, author Joe Haldeman, Klingon language creator Marc Okrand and NASA astrophysicist C. Alex Young. Opens Friday. Through Sept. 3. Marriott Wardman Park Hotel, 2660 Woodley Road NW. 202-328-2000. $25-$100.

Friday Night Concert Series: Burnt Sienna The Capitol Riverfront outdoor series closes with this multi-genre cover band from Philadelphia. 6:30-8:30 p.m. Yards Park, 355 Water St. SE. Free.

Labor Day Weekend Music Festival The DC Commission on the Arts and Humanities presents three nights of free jazz, blues, rock, pop and more from local artists. 7 p.m. Through Sunday. Lincoln Theatre, 1215 U St. NW. 202-724-5613. Free.

Union Market Monthly Drive-In Movie Series “Days of Thunder” is projected onto the market’s wall while DC Rollergirls deliver snacks and drinks on wheels. Picnics welcome. 8 p.m. Union Market, 1309 Fifth St. NE. Walk-ups free, $10 per car.


Celebration of Textiles The 38th annual festival, held in conjunction with the new exhibit “Scraps: Fashion, Textiles and Creative Reuse” (through Jan. 7), offers weaving, paper dress designing, knitting and jewelry-making; demonstrations of weaving, embroidery, spinning, carpet repair, tatting (lace-making), quilting and felting; and live music, dance, storytelling and sheep from Leesburg Animal Park (Sunday). 11 a.m.-4 p.m. Through Sunday. George Washington University Museum and the Textile Museum, 701 21st St. NW. ­202-994-5200. Free.

DC VegFest The East Coast’s largest vegan festival, presented by Compassion Over Killing, returns with more than 130 vendors (many offering free food samples), a beer garden, live music, celebrity speakers, food demonstrations, a kids’ zone, pet adoptions and more. The first 1,000 attendees will get a tote bag stuffed with samples. 11 a.m.-6 p.m. Yards Park, 355 Water St. SE. Free.

Penn Hill Mini Golf The Shops at Penn Hill’s temporary art installation/nine-hole course was designed and built by local artists and produced by Building Creative. Play a game and vote for your favorite design. Food trucks will be available. Noon-8 p.m. Through Oct. 8. The Shops at Penn Hill, 3200 Pennsylvania Ave. SE. $3-$10.

Bolo (Bridge of Togetherness) KanKouran West African Dance Co.’s annual conference is highlighted by this concert, which takes its name from a Wolof word meaning “that which brings people together.” 8 p.m. Lisner Auditorium, 730 21st St. NW. 202-994-6800. $20-$25.

“Neverwhere” Rorschach Theatre remounts Robert Kauzlaric’s adaptation of Neil Gaiman’s fantasy adventure set below the streets of London. Opens Saturday with a pay-what-you-can preview at 8 p.m. Through Oct. 1. Atlas Performing Arts Center, 1333 H St. NE. 202-399-7993. . $20-$45.


National Symphony Orchestra: Labor Day Capitol Concert Guest conductor John Morris Russell leads the NSO and singer-songwriter Aoife O’Donovan in a program of marches, folk music and bluegrass-inspired songs. Open rehearsal at 3:30 p.m., concert 8 p.m. West Lawn of the Capitol, 100 Constitution Ave. NE. 202-416-8114. Free. In case of inclement weather, the concert might be moved to the Kennedy Center; call after 2:30 p.m.


Carifesta The Caribbean music-and-arts festival features bands, cultural dances, international foods, craft vendors, a beer garden and a kids’ zone. Mainstage performers include Ras Slick & the Dutty Bus Crew, the Unknowns, Lady Flame, ShaMain & Greg Jamz, and King Lock. Noon-8 p.m. Ronald Reagan Building and International Trade Center, 1300 Pennsylvania Ave. NW. 202-312-1399. Free.


“The Arsonists” A small-business owner invites two mysterious strangers into his house in Woolly Mammoth’s season opener, Max Frisch’s cautionary comedy written in response to Nazism and communism. Pay-what-you-can previews Tuesday and Wednesday at 8 p.m. Through Oct. 8. Woolly Mammoth Theatre, 641 D St. NW. 202-393-3939. $20-$69.

Fall exhibitions at the Katzen Center “I Am: An East-West Arts Initiative Organized by Caravan” looks at Middle Eastern women’s experiences in a changing world; “Twist-Layer-Pour” juxtaposes sculptures in steel wire, synthetic papers and beeswax by Sondra N. Arkin, Joan Belmar and Mary Early; “Making a Scene: Jefferson Place” showcases works by the 11 founding members of the Jefferson Place Gallery, including members of the Washington Color School; William Woodward’s series of master drawings and paintings, “The Seven Deadly Sins,” nods to the cinema and theater; “Tethered to the Cradle: Kinetic Work by Christopher Carter” invites interaction; and “Between Two Rounds of Fire, the Exile of the Sea” broadly illustrates the technologies of conflict with Arab modern and contemporary works from the Barjeel Art Foundation. All open Tuesday. The first three close Oct. 22; others close Dec. 17. American University Museum at the Katzen Arts Center, 4400 Massachusetts Ave NW. 202-885-1300. Free.


“Skeleton Crew” Studio Theatre mounts Dominique Morisseau’s drama about displaced Detroit autoworkers. Opens at 8 p.m. Through Oct. 8. Studio Theatre, 1501 14th St. NW. ­202-332-3300. $20-$85.

District Improv Festival The fifth annual event returns with long-form improv teams from across the United States and Canada. Chicago’s 3Peat headlines. This year’s casts include all-female, all-black, LGBT and Spanish-speaking groups. Opens Wednesday. Through Sept. 9. Source (1835 14th St. NW) and the Unified Scene Theater (80 T St. NW). 202-204-7770. Free-$25.

— Compiled by Carrie Donovan from staff reports