Fans of swampy, sludgy Southern metal would be advised not to skip Black Tusk, playing Downtown Music Hall with Iron Tongue, Crankbait and Red Devil Lies, 8 p.m., $10.
This month's installment of Science After Dark is billed "Food Fusion — Twisting Food with Science," 21-and-older, with cash bar available, Museum of Discovery, 6 p.m., $5.