A test set-up with natural gas and hydrogen flares: with a visual camera, the hydrogen flares are not or hardly visible.

They’re different in what’s called refractive index or thermo-optic coefficient or ABBE number or dispersion ... an optical gas imaging environment, also may do flare stack monitoring.

The $16 million project is scheduled to start later this year, pending approval from the Colorado Department of Public Health ...

Serbian opposition lawmakers lit flares and discharged suspected tear gas during the opening day of the spring session of parliament on Tuesday, in a sign of support for ongoing anti-corruption ...

Opposition deputies disrupted the parliament with smoke grenades and tear gas during a heated session, resulting in injuries to lawmakers. The chaos occurred amid debates on a funding law and ...

During a dramatic confrontation on Tuesday, opposition deputies disrupted the Serbian parliament by setting off smoke grenades and tear gas during a heated legislative session. The ruling ...

The tense session took a violent turn when opposition members disrupted proceedings by throwing smoke bombs and flares, reflecting the country’s deepening political crisis. A banner that read ...

The sun ended the weekend with a bang as a sunspot rotating out of our view erupted with a powerful solar flare on Sunday afternoon. At 2:27 p.m. EST (1927 GMT) on Sunday, (Feb. 24), a X2.0 solar ...

energetic gas known as plasma and trigger flashes of radiation. The larger and longer flares may be caused by magnetic reconnection events, where two magnetic fields near the black hole collide ...

The swirling disk of gas and dust (or accretion disk) orbiting the central supermassive black hole, called Sagittarius A*, is emitting a constant stream of flares with no periods of rest ...

Lots of homeowners are bowled over when they see how much they owe in their latest natural gas bill. And their complaints about the high costs have caused Governor Maura Healey and state lawmakers ...

If you have eczema, you’re already familiar with the incessant itching and redness that comes with experiencing a flare-up. When people classically think of eczema, they’re usually referring ...