Apple's augmented reality digital glasses could debut this year.
Cook declined to talk to politicians about Apple's Irish tax affairs.
Tim Cook sent an email to employees explaining why he went to meet the president-elect.
Google plans to buy enough wind and solar energy to offset all the electricity used by its 13 data centers and offices in 150 cities worldwide.
The South Korean electronics giant is reportedly following the iPhone maker's lead in abandoning the headphone jack on its smartphones.
iPhone-maker declares its interest in the future of driverless vehicles with a letter to the National Highway Traffic Safety Administration.
Apple is reportedly planning its own version of the wearable device.
Seventy-two new emojis are being added to Apple's next software update.
Apple's reported 9 percent drop in annual revenue was partly due to declining iPhone sales.
The company's chief financial officer said: "We cannot fulfill all the demand out there right now."