When Thinking Universe Realize It's Dark Out There Coffee Mug
No need to be an astronomer or astrophysicist to enjoy wry geek humor with this mug featuring the hypothesized percentages of dark energy and dark matter in the Universe. Comes with the tongue-in-cheek saying: "When Thinking About The Universe I Realize That It's Pretty Dark Out There". Word-play mug on the concept of dark for all!
$17.30
![](https://pinterest.com/pin/create/button/?url=http://www.findamug.com/product/mugs/When-Thinking-Universe-Realize-It's-Dark-Out-There-Coffee-Mug/168765127375931480&media=https://rlv.zcache.com/when_thinking_universe_realize_its_dark_out_there_coffee_mug-r9b8d0e1860a246a49417ec77b32bf1e7_x7jgr_8byvr_500.jpg&description=No need to be an astronomer or astrophysicist to enjoy wry geek humor with this mug featuring the hypothesized percentages of dark energy and dark matter in the Universe. Comes with the tongue-in-cheek saying: "When Thinking About The Universe I Realize That It's Pretty Dark Out There". Word-play mug on the concept of dark for all!)
