A new instrument made a short jaunt to space on the weekend, as part of a mission to measure the total light ever emitted over the universe’s history. The CIBER-2 project will search for stray stars ...

Researchers observed exoplanet GJ 1214b's atmosphere by measuring the heat it emits while orbiting its host star. Astronomers directly detected the light emitted by a sub-Neptune exoplanet -- a ...

A team of researchers describes a way to recycle light emitted at unwanted infrared wavelengths while optimizing the emission at useful visible wavelengths. While as a proof-of-concept the research ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. The light you see, when you look out at the stars and galaxies that ...

This light is so prominent that it is likely indicative of certain biological processes and cellular activity. Interestingly, scientists observed that this light is only emitted while alive. After ...

A new way to make broadband white light using a cheap, portable infrared diode laser has been developed by researchers in Germany. The technology uses nonlinear effects in a specially designed, easily ...

Due to the ongoing coronavirus pandemic, we have all forced to do our jobs or study at home, staring at our computers for long periods. People's use of smartphones to play games and check social media ...

The light intensity curves for LEDs, regardless of whether they are collimated with a lens or reflectors, follow a bell shaped curve (often referred to as a “Lambertian“ curve). The 50% intensity ...