Stock Market Today: S&P 500, Nasdaq Futures Slip After Monday's Rally—Dell Technologies, HP, Alphabet In Focus

U.S. stock futures fell on Tuesday after Monday’s advances. Futures of major benchmark indices were lower. President Trump has launched the “Genesis Mission,” a Manhattan Project-style mobilization of America's 17 National Laboratories, aimed at building the world's most powerful AI scientific platform. This historic effort aims to double the nation’s research productivity within a decade, ensuring U.S. global dominance in energy, national security, and technological innovation.