If you’d like to try home brewing, you need a refractometer. It allows you to measure sugar concentration in the wort. We ...

Fortunately for process managers, changes in the level of dissolved compounds in a liquid result in changes in the refractive ...

After living overseas for 25 years, Sebastian O’Keefe returned home with the dream of creating a world‑class agave spirit, using plants introduced in colonial t ...

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

Reading your prescription starts by identifying which values belong to which eye. “OD” refers to your right eye and “OS” to ...

Gene Wengert, the Wood Doctor, also answers questions about the bendability of MDF and sticker stain when drying lumber.

Iowans have another chance at seeing the northern lights Wednesday night. Here are some ways to capture those colors.

Dr. Casey Means & Dr. Andrew Huberman talk about the usage of CGM. Petition Forcing Epstein Vote Succeeds Over White House Objections ...

If you are sending us snowfall reports, here are some good practices to use so you get the most accurate measurement.

Georgians have been making wine since ancient times; its UNESCO-recognized traditional method involves the qvevri, a clay ...

However, it was Cameron's guerrilla filmmaking tricks – including using a light meter to dictate where he could film the ...