Downloading Elements Widget 1.0 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. This free Mac app is a product of Digital Science. The application lies within Business Tools, more precisely Finances.
From the developer:
Up-to-date and cool designed periodic table of elements widget. You get general information (such as symbol, name, atomic number, atomic weight and phase under standard conditions) on each element just by clicking it.
You may want to check out more software for Mac, such as QSS Widget, Calculator Widget or .::LvL - Quake 3 Widget, which might be related to Elements Widget.
Gadgets Widgets