Tooling

Three French design students transformed a MakerBot 3D printer into a tattoo machine and used it to tattoo a volunteer. via The source of this content is Mashable.

A new texting app called Truth allows users to anonymously message their phone contacts. via Mashable

Mashable outlines 8 personalized fitness apps and tools to help users get in shape for summer, including options for customized workouts, yoga, and heart rate training. via Mashable.

This article lists 10 mobile apps for fashion enthusiasts, including tools for social sharing, virtual closet organization, outfit inspiration, and resale marketplaces. via Mashable

Dropbox announces Project Harmony for real-time Office collaboration, launches Mailbox for Android and Carousel photo app, and previews Mailbox for desktop. via Mashable.

Learn best practices for promoting your content on Facebook, Twitter, Google+, LinkedIn, and Pinterest, including optimal posting times and tips for crafting engaging copy and visuals. via Social Media Examiner

Leaked screenshots show a potential redesign of Google's Android calendar app, featuring a new look and enhanced social integration. via The Verge

Google has released the Module Developers Kit for Project Ara, its modular smartphone, so developers can create swappable phone parts. Google hopes to launch the first Ara phones in early 2015. via The Verge.

A new agreement in France bans tech companies from contacting nearly a million employees electronically outside of work hours.

via Engadget.

Samsung's Galaxy S5 smartphone offers numerous features but falls short in execution, making it an underwhelming upgrade despite its waterproof design, heart rate monitor, and fast autofocus camera. via Mashable.

Nissan crowdsourced its FAQ page for the electric LEAF, featuring answers from actual car owners. via Digiday.

Condé Nast launches platform "The Accelerator," predicting viral stories to help advertisers.