For research, plants are frequently grown under stable lighting, which does not reflect natural conditions. In a series of experiments with changing light conditions, simulating the natural interplay ...

The metaphor of light continues in this Sunday’s readings. Last week, the image of the sundown twilight in Montana’s Mission Valley helped to illustrate that such majesty must be experienced in person ...

The light of the world came to confront our sin “Arise, shine, for your light has come, and the glory of the Lord rises upon you. See, darkness covers the earth and thick darkness is over the peoples, ...

A prayer, a prophet, and a poem for those in the dark. The people walking in darkness have seen a great light.” Those prophetic words of Isaiah 9:2 continue to have a powerful resonance for us today.