Caitlin McGarryStaff Writer, PCWorld

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Caitlin covers Apple news, health and fitness tech, and social networks from IDG's New York bureau.

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Joe Biden’s passionate plea at SXSW: ‘We need your help’

The 47th vice president is recruiting the tech industry to work on what he believes is the most pressing issue of our time: curing cancer.

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Gawker founder Nick Denton believes the 'good internet will rise up again'

The future of the web looks a lot like Reddit, Denton said.

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Reddit’s grand vision: ‘Come for the cats, stay for the empathy’

Alexis Ohanian took the South by Southwest stage to talk about the future of Reddit, including some upcoming features.

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Planned Parenthood and Tumblr team up to turn the internet pink on March 29

Planned Parenthood president and Tumblr founder launch social media campaign, #TechStandsWithPP, at a more political SXSW.

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WikiLeaks will share CIA hacking tools with Apple, other tech companies

Apple will know exactly what exploits the CIA used to hack its iPhones. WikiLeaks founder Julian Assange said he will share the code with tech companies so they can patch flaws in their devices.

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Apple has already fixed most of the iOS exploits the CIA used

The company responded to information from a WikiLeaks release of CIA documents that claim the agency has ways to hack iPhones that Apple doesn't know about.

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With Alta HR, Fitbit turns its most stylish device into a cardio machine

A continuous heart rate monitor, deep sleep-tracking insights, and seven days of battery life make the Alta HR a serious contender for best fitness band on the market.

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Nokia will use its Withings health devices to send data to your doctor

Withings devices are rebranding under the Nokia name as Nokia overhauls the Withings Health Mate app and launches a next-level version of Apple’s CareKit and ResearchKit initatives.

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Instagram's new galleries will let you share multiple photos per post

Instagram was already a time-suck. This new feature is going to make it worse.

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Moov HR Sweat review: This heart rate-tracking headband will kick your butt

The device has a built-in heart rate sensor and a voice coach to push your workouts into overdrive.

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Twitter finally moves to ban serial harassers

The company is making one big change and two minor ones to curb online abuse.

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Tim Cook: Apple may take legal action over immigration restrictions

Apple is against Trump's executive order.

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Reports: Apple, Foxconn considering a $7 billion manufacturing plant in the U.S.

Foxconn’s chairman says Apple may decide to build a display factory in the States.

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Withings Steel HR review: A hybrid smartwatch with heart

Withings took its classic stainless steel watch and added an optical heart rate sensor and a digital display.

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Evernote overhauls its iOS app with focus on speed and simplicity

The popular note-taking app slims down and speeds up to make you more productive.

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