The Hyperwords extension provides access to these types of resources and more in Firefox.
For our first example we chose to look for more information concerning WASP-12b using Wikipedia.
Or if you prefer hit the link to view the information in a new tab.
Choose the style that best suits your needs.
Hyperwords is extremely useful for quick unit conversions.
Suppose you want to share a news story that you have found while browsing.
Highlight the title, access Hyperwords, and choose your preferred sharing source.
You may need to authorize access for Hyperwords to post to your account.
once you nail authorized access you could start sharing those links very easily.
This is just a small sampling of Hyperwords many useful features.
Preferences
Hyperwords has a nice set of preferences available to help you customize it.
Alter the menu popup style, add or remove menu entries, and modify other functions for Hyperwords.
Links
Download the Hyperwords extension (Mozilla Add-ons)
Download the Hyperwords extension (Extension Homepage)