Certain gestures and hand movements, when combined with speech patterns, help people understand and remember your message.

Upload astronomical images to Astrometry.net to identify objects. Use SIMBAD to find object properties and links to other databases. Explore Aladin to visualize and investigate surrounding objects.

See anything wrong with that sentence? Most people probably don’t, but there is a problem with it and, for me, the problem is eye-opening. Here’s the issue: If you want to be as proper and correct as ...