Dow Jones industrial average futures are up 0.29 percent at 12,996. Standard & Poor's 500 futures are gaining 0.63 percent to 1,378.80 and Nasdaq 100 futures are up 2.02 percent at 2,685.75.
Nasdaq is getting a big boost from Apple Inc., whose second quarter results topped Wall Street expectations as iPhone sales soared.
In Europe, Germany's DAX is up 1.3 percent at 6,678 while France's CAC-40 rose 1.8 percent to 3,225. London's FTSE 100 is gaining 0.78 percent to 5,709.
Strong earnings reports from Boeing, Caterpillar, Delta Air Lines and Harley-Davidson will likely help fuel markets. Traders will also look to the Federal Reserve, where policymakers are meeting to set interest rates.