A game of chess requires its players to think several moves ahead, a skill that computer programs have mastered over the ...

National Math Stars, which funds tutoring, enrichment and supplies for 10 years, is moving into the Midwest, adding another 100 underserved students.

Shopify turned in quarterly revenue and gross merchandise volume above estimates, but it wasn’t enough to lift shares. Shopify stock fell 8.4% to $109.85 in premarket trading Tuesday. For its fourth ...