You can't adjust the UV light's brightness (900 mW), but it's a UV light and not intended for the same kind of use.

Humans perceive light from blue wavelengths of about 400 nanometers to the reddish 700-nanometer realm, but reindeer see well into the shorter ultraviolet (UV) range, which causes snow blindness ...

Clear skies for most of the country on Sunday, 29 June 2025, with no warnings issued and temperatures seasonally cool.

COLUMBUS, Ohio — Today: Mostly sunny. Isolated evening shower. Dry by fireworks time! High 89. NW 5-10. Tonight: Mostly clear. Refreshing! Low 67. Light Winds. Friday: Mostly sunny. Bit warmer ...

A 2025 academic study discovered that 74.8% of women believed that using a luxury handbag instead of an ordinary one would ...

Buying a car is one thing. Keeping it running well for years without turning it into a financial or emotional burden? That’s ...

Yooperlites are a variety of sodalite-rich syenite found in the Upper Peninsula of Michigan.

Next to Normal, winner of three Tony Awards—including Best Musical Score—and the Pulitzer Prize for Drama, opened at Ray of Light Theatre this past week. Check out photos here!

Now, light-emitting diodes, or LEDs, are fueling an indoor and outdoor lighting revolution that could see energy consumption drop dramatically both for individual consumers and entire cities.

A light-adapted eye generally has its maximum sensitivity at around 555 nm (540 THz), in the green region of the optical spectrum (see: luminosity function).