Light was long considered to be a wave, exhibiting the phenomenon of interference in which ripples like those in water waves ...

The photoelectric effect is a phenomenon used to demonstrate the particle nature of light. When a material is illuminated with light of a suitable frequency, electrons are emitted from the material.

Red light therapy ... Besides frequency, the duration of each session shapes how your skin responds. Short sessions of 10 to 15 minutes may suit those who prefer a gentle pace. Longer sessions of 20 ...

Light: Doctors use antibiotics to treat disease, but an unintended side effect is that it wipes out the gut microbes. Currently, we don't really do anything to fix that upon the cessation of ...

HELSINKI, March 4 (Reuters) - The frequency of cable incidents in the Baltic Sea has been "exceptional" in recent years, but state actors have more effective ways of performing underwater sabotage ...

Radio host, podcaster and entrepreneur Charlamagne Tha God and iHeartMedia announced the third annual Black Effect Podcast Festival, including featured speakers at the event aimed at aspiring ...

What do you wonder? By The Learning Network A new collection of graphs, maps and charts organized by topic and type from our “What’s Going On in This Graph?” feature. By The Learning ...

Sustained blue light exposure from electronic devices and digital screens is not kind on your overall health, and has been linked to eye strain, macular degeneration and poor sleep quality.

With light therapy lamps, you can get light exposure indoors and reap the health benefits. For those experiencing depression or seasonal affective disorder, bright light therapy is beneficial.

NASHVILLE, Tenn. (WSMV) - Many areas across the Midstate saw lake effect snow falling late Wednesday night into Thursday morning. Lake effect snow is a rare occurrence in Tennessee because we don ...