Apple's announcement is scheduled to start at 1 p.m. Eastern / 10 a.m. Pacific, from Cupertino, California.
Apple opens its special event with a video covering 40 years of the company's history in 40 seconds.
Apple CEO Tim Cook steps onstage and says, "We are getting ready to celebrate Apple's 40th birthday on April 1."
Cook: "There are now more than 1 billion Apple devices in use around the world."
Cook addresses the ongoing battle between Apple and the FBI over iPhone privacy.
Cook: "I've been humbled and deeply grateful for the outpouring of support from Americans all across the country."
Cook on privacy: "We owe it to our customers and to our country."
Cook invites Lisa Jackson onstage. Jackson is Apple's vice president of Environment, Policy and Social Initiatives.
Jackson: "(Apple) has reached its goal to use 100 percent renewable energy in America and China."
Jackson: "Every time you send an iMessage ... you can feel really good about reducing your impact on the environment."
Jackson: "99 percent of our packaging comes from recycling or sustainably managed forests."
Lisa Jackson introduces the world to "Liam," a robot that deconstructs old iPhones, separating the parts to be repurposed.
Jackson: "There's no other machine in the world that can do what Liam can do. It was designed right here at Apple."
Apple announces a new recycling initiative called Apple Renew. This program invites Apple product users to turn their old devices in at Apple stores or via mail so the company can reuse the parts in other ways.
Tim Cook returns to the stage and introduces Jeff Williams, Apple's COO.
Williams will be talking about Apple's new initiative based on health improvement.
Williams: Apple health apps help patients of epilepsy, Parkinson's and parents of autistic children.
Williams announces "CareKit," a framework that will allow for new health-based apps to be built.
The first new CareKit app will be focused on Parkinson's research.
Apple CareKit will launch in April and be open source. It will be similar to ResearchKit.
Tim Cook comes back to the stage to talk about Apple products.
Cook: New colors being introduced for Apple Watch bands, as well as a new "woven-nylon band."
New sport and leather bands for Apple Watch are coming.
Apple Watch price will now start at $299.
Apple TV will now allow for folders. Also dictation so users can enter user names and passwords by voice.
New Apple TV features will be available today via a free software update.
Apple introduces new iPhone SE: "The most powerful 4-inch phone ever."
Greg Joswiak (head of iPhone and iPod product marketing) is now onstage talking about the iPhone SE.
iPhone SE will have 12 megapixel iSight camera. It will have front-facing flash screen and can shoot 4K video.
iPhone SE will have Apple Pay built in.
iPhone SE will start at $399 (16GB) and $499 (64GB).
iPhone SE orders begin March 24, it becomes available on March 31.
Apple's Notes app will have option to be password protected starting today.
iOS 9.3 will be available as a free update today. Apps including Notes, News, CarPlay and others will be updated.
Phil Schiller, Apple's senior vice president of worldwide marketing has taken the stage.
Smaller iPad Pro is being introduced. It will have a 9.7" retina display.
New iPad TrueTone display will automatically adjust based on the lighting where the device is being used.
New 9.7-inch iPad Pro prices: $599 (32GB), $749 (128GB), $899 (256GB)
The new iPad Pro will be available on March 31.
Tim Cook (on Apple's HQ): "In 2017, we're looking forward to moving to our new campus."
The Apple event is over. Cook said today's announcement will likely be the last made from the theater where the iPod and App Store were introduced, as the company prepares to move to its new campus next year.