Stock market today: Dow, S&P 500, Nasdaq futures rise after tariffs, AI ignite Wall Street's latest sell-off

US stock futures ticked higher on Tuesday, attempting to stabilize after Wall Street gauges kicked off the final stretch of February with steep losses led by fears of AI disruption and tariff whiplash. Dow Jones Industrial Average futures (YM=F) rose 0.1%. Contracts on the S&P 500 (ES=F) climbed roughly 0.2%, while Nasdaq 100 futures (NQ=F) also added 0.2%. The cautious rebound follows a sharp sell-off on Monday as investors grappled with renewed concerns that rapid advances in artificial intelligence c ...