New ABF crystal delivers high-performance vacuum ultraviolet nonlinear optical conversion

by quasarn01 | Jan 28, 2026 | Latest in Physics

Vacuum ultraviolet (VUV, 100–200 nm) light sources are indispensable for advanced spectroscopy, quantum research, and semiconductor lithography. Although second harmonic generation (SHG) using nonlinear optical (NLO) crystals is one of the simplest and most efficient...

Outgoing Va. governor pardons former police officer who was convicted in fatal OIS

by quasarn01 | Jan 28, 2026 | Police Lives Matter

Former Fairfax County Sgt. Wesley Shifflett was convicted of reckless handling of a firearm, but a departmental review found his use of deadly force justified Go to Source

Boston Police ignored all 57 immigration detainer requests from ICE last year, commissioner says

by quasarn01 | Jan 28, 2026 | Police Lives Matter

Commissioner Michael Cox attributed the police department’s non-compliance to the Boston Trust Act, which prohibits BPD from cooperating with ICE on civil immigration detainers Go to Source

2 federal officers fired shots during fatal encounter with Alex Pretti, DHS tells Congress

by quasarn01 | Jan 28, 2026 | Police Lives Matter

Officers tried to take Pretti into custody and he resisted, leading to a struggle, according to a notification to Congress; CBP investigators conducted the analysis based on BWC video Go to Source

Could an increase in Antarctic ice levels trigger a new ice age and help reverse global warming?

by quasarn01 | Jan 28, 2026 | Ancient Code

Scientists studying the causes of ice ages say that an increase in Antarctic ice levels could be enough to trigger a new ice age that would reverse the current warming of our planet. As climate change continues to cause rising global temperatures that are busy melting...