Using the X-ray Polarimetry Explorer (IXPE) and Neutron star Interior Composition Explorer (NICER), Indian astronomers have ...

(The Conversation is an independent and nonprofit source of news, analysis and ...

Lasers, LEDs and light sources are devices that create light. LEDs (light emitting diodes) convert an electrical current into light using spontaneous emission in optically active semiconductors.

Cataclysmic variables (CVs) are binary star systems consisting of a white dwarf accreting ... and helium emission lines in the spectra of V1425 Aql's nova shell. It turned out that the outer ...

It may be a "structured continuum emission" that is associated with ... Then, they looked at how the light from the white/gray patches is produced in order to better understand what sets them ...

Scientists say glacier engineering could be a potential stopgap as the Earth passes a critical climate milestone. Others aren’t as convinced ...

Where reflection nebulae are cooler clouds illuminated by stars, emission nebulae are their own light source: radiation from the nebular cloud's ionized gas. On the other end of the spectrum ...

Whether it's investigating the financials of Elon Musk's pro-Trump PAC or producing our latest documentary, 'The A Word', ...

Give yourself a full spectrum of lighting possibilities by ... Philips Hue has an expensive reputation, but its dimmable white light LED smart bulbs only cost $15 each, and you can get a starter ...

"You'd see this dynamic green aurora, you'd see some of the red aurora in the background and, all of a sudden, you'd see this structured – almost like a patch – grey-toned or white toned-emission ...