We'll guide you through how to annotate PDFs on your Windows, Mac, iPhone, or Android devices for free, without the need for any additional third-party tools or software.

Zoom not only enables a virtual face-to-face meeting but also allows participants to annotate screens and make drawings to help them have a thorough understanding of the subject. The best part is that ...

Take notes, make suggestions, and collaborate with others by annotating websites. This browser-by-browser guide gets you started.

Learn how to share your screen, an application, or a whiteboard in a Zoom meeting and make annotations on screen.

When holding a video conference using Webex, you can also share content with the other participants in your conference. This means you can show them something on your computer screen, show them a file ...

Academics work with a lot of PDF files—journal articles, scanned ILL materials, and, increasingly, historical documents available through archives such as Google Books. After my first few posts here ...

PDFs are great, portable, cross-platform documents that you can read on your Mac, your iPad or iPhone, or on a PC. But this ubiquitous file format is also useful when you need to share works in ...

When AI models fail to meet expectations, the first instinct may be to blame the algorithm. But the real culprit is often the data—specifically, how it’s labeled. Better data annotation—more accurate, ...

We've already covered how you can do more with Preview in Leopard, but Mac OS X Hints points out another good one: image annotation.

Take advantage of data annotations to decorate your models using attribute tags so that your application’s data definition can be managed in a single place.