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About Killian Bell

Killian BellKillian Bell is a freelance writer based in the U.K. He has an interest in all things tech and also covers Android over at CultofAndroid.com. You can follow him on Twitter via @killianbell.

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Apple Watch sensors are capable of measuring blood oxygen

These sensors don't just measure heart rate. Photo: iFixit

These sensors don’t just measure heart rate. Photo: iFixit

It would seem Apple Watch’s heart rate monitor is much more intelligent than Apple is letting on. Not only can it read your pulse, but it’s also capable of measuring blood oxygen — a feature Apple could enable in a future Watch update.

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iMac graphics update fixes frustrating JPEG crashes

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Large JPEGs can no longer stun your Mac. Photo: Apple

Apple has rolled out a new update for the iMac that promises to fix a Yosemite bug that can cause the all-in-one to freeze up when opening large JPEG files.

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Apple rejects iOS apps that support the Pebble watch

With Apple Watch on the way, Pebble gets its nose pushed out. Photo: Pebble

With Apple Watch on the way, Pebble gets its nose pushed out. Photo: Pebble

Apple has begun rejecting iOS apps that support Pebble, the immensely popular and more affordable alternative to Apple Watch.

One developer received an email to say that their app, SeaNav US, was no longer welcome in the App Store because it mentions the Pebble — a third-party mobile platform — in its description.

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WhatsApp voice calling comes to iPhone along with iOS 8 share extension

WhatsApp voice calling has arrived on iPhone. Photo: Killian Bell/Cult of Android

WhatsApp voice calling has arrived on iPhone. Photo: Killian Bell/Cult of Android

WhatsApp is no longer just an instant messaging service. In a new update now rolling out to users on iOS, the company is introducing new voice calling capabilities that allow you to phone family and friends anywhere and at no extra cost.

The update also brings an iOS 8 share extension and other new features and improvements.

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L.A. school district wants multimillion-dollar refund for failed iPad program

LAUSD wants back the money it wasted on iPads. Photo: Jim Merithew/Cult of Mac

LAUSD wants back the money it wasted on iPads. Photo: Jim Merithew/Cult of Mac

The Los Angeles Unified School District is demanding a multimillion-dollar refund from Apple following a failed iPad program that was set to give more than 640,000 students a tablet for education.

It is thought that the Board of Education is exploring the possibility of litigation against the Cupertino company as it seeks to claim back money that has already been lost on the scheme.

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Your selfie stick isn’t welcome at WWDC

Selfie sticks aren't welcome at WWDC. Photo: R4vi/Flickr

WWDC invites don’t permit selfie sticks. Photo: R4vi/Flickr

If you’re lucky enough to get an invite to Apple’s Worldwide Developers Conference this June, make sure you don’t turn up at Moscone West with your selfie stick.

Apple’s information page for the event confirms that selfie sticks and similar apparatus will not be allowed inside the venue or within the Yerba Buena Gardens, so if you really must take pictures of your own face, you’ll have to do it the old-fashioned way.

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Apple will kick off WWDC 2015 on June 8

WWDC 2015 is official. Photo: Apple

WWDC 2015 is official. Photo: Apple

This year’s Worldwide Developers Conference will kick off June 8 at San Francisco’s Moscone West, Apple said today. The five-day event will provide an early glimpse at the future of iOS and OS X, plus more developer sessions than ever before.

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Getting the new MacBook? Avoid Google Chrome for better battery life

Google Chrome isn't a good fit for the new MacBook. Photo: Apple

Google Chrome isn’t a good fit for the new MacBook. Photo: Apple

There’s no question that Google Chrome is one of the best web browsers you can get, but it’s long been a resource hog under OS X. By simply avoiding it on the new MacBook, your battery could last more than three hours longer in between charges.

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Gold MacBook already comes with 4-week wait for shipping

Apple fans are going gaga for the gold MacBook. Photo: Apple

Apple fans are going gaga for the gold MacBook. Photo: Apple

If you haven’t already pre-ordered your gorgeous gold MacBook, you’re going to be waiting 3-4 weeks for it to ship. Initial supplies have already been claimed since the device went on sale this morning, but the silver and space gray models are still available in 1-3 days if you live in the U.S.

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Your iPhone can help you decide which Apple Watch case fits best

Apple Watch at actual size. Screenshots: Cult of Mac

Apple Watch at actual size. Screenshots: Cult of Mac

One of the most difficult decisions you will need to make when choosing an Apple Watch is which case size to go for. But the Apple Store app for iPhone hopes to make the process easier by displaying both the 38mm and 42mm Watch cases at their actual size.

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