Jack Pearadin and Doug Nelsen found a 1.73-carat diamond after nearly a year of searching the park's field.
The Museum of Discovery's night for adults, Science After Dark, returns this week with a "Star Wars" theme, featuring beer by Stone's Throw Brewing and pizza from Damgoode Pies, 6 p.m., $5. Eli N. Evans, author of "The Provincials: A Personal History of Jews in the South," will give the 2016 Sanders Distinguished Lecture at Ron Robinson Theater, 6:30 p.m., free. Local country singer-songwriter Bonnie Montgomery performs at Southern Gourmasian, 6:30 p.m. Comedian Dan O'Sullivan is at the Loony Bin at 7:30 p.m., $7 (and at 7:30 p.m. and 10 p.m. Friday and Saturday, $10). Rappers Colonel Loud and singer Ricco Barrino are at Envy (formerly Elevations) with Lil Ronny Motha F and Fat Pimp, 9 p.m. Tyrannosaurus Chicken, Sound of the Mountain and Jamie Lou & The Hullabaloo play a benefit for Bernie Sanders at the White Water Tavern, 9 p.m., $5.
The concert series Arkansas Sounds presents the two most recent winners of the Arkansas Times Musicians Showcase, Ghost Bones and Mad Nomad, at the Ron Robinson Theater, 7 p.m., $10. Dubstep DJ Designer Drugs play at Revolution, 9 p.m., $10-$15. Louisville punk band The Foxery plays at Vino's with Secret Stuff and I Was Afraid, 8 p.m., $8. Alt-country favorites Mulehead play at the Afterthought with Paul Shafer, 9 p.m., $7. Bluegrass group Urban Pioneers are at Maxine's in Hot Springs, 9 p.m., $5. Memphis reggae band Chinese Connection Dub Embassy plays at Stickyz, 9:30 p.m., $5. Nashville two-piece garage rock band Blackfoot Gypsies are at White Water with American Lions, 9:30 p.m., $7. Country-rockers Good Time Ramblers play at South on Main, 10 p.m., $10.
The 1968 British children's classic "Chitty Chitty Bang Bang" (scripted by Roald Dahl, from a book by Ian Fleming) screens at Ron Robinson Theater at 2 p.m., $5. Hot Springs indie rock band The Federalis plays at Stickyz with Recognizer, 9 p.m., $5. R.I.O.T.S. plays at Vino's with Iron Tongue, Bad Match and Lollygadget, as part of a benefit for The Van, 9 p.m., donations. Funk and soul group TP & The Feel plays at the Afterthought, 9 p.m., $10.
Mel Brooks' western comedy classic "Blazing Saddles" screens as part of the classic movie series at Cinemark Colonel Glenn 18 (formerly Rave), 2 p.m. (and 2 and 7 p.m. Wed.), $5.25.