Tracee M. Herbaugh

Associated Press

This undated photo provided by Harrison Lin shows what the completed version of the indoor greenhouse made by a group of six engineering students at Rice University. The students built three of these greenhouses, about the size of a small box or bookshelf, and placed them in research facility in Switzerland.

Small Indoor Greenhouses

Aside from planting the seeds, the greenhouse does pretty much everything.

The marshmallow concoction that's been smeared on a century's worth of sandwiches has inspired a festival and other sticky remembrances as it turns 100 in 2017.

Marshmallow Fluff Turns 100

The original recipe hasn't changed since it was crafted in 1917 in Somerville, MA.