Upper-atmospheric lithium pollution directly linked to Falcon 9 reentry

by quasarn01 | Feb 19, 2026 | Astronomy

A plume of upper-atmospheric lithium pollution observed in February 2025 has been attributed to the reentry of a specific rocket stage. The results, published in Communications Earth & Environment, are the first known direct detection of upper-atmospheric...

Particles don’t always go with the flow (and why that matters)

by quasarn01 | Feb 19, 2026 | Latest in Physics

It is commonly assumed that tiny particles just go with the flow as they make their way through soil, biological tissue, and other complex materials. But a team of Yale researchers led by Professor Amir Pahlavan shows that even gentle chemical gradients, such as a...

Fla. trooper dies from medical emergency during assessment exercise at state LE academy

by quasarn01 | Feb 19, 2026 | Police Lives Matter

Trooper Michael Diego was participating in a “competitive process” for FHP’s Criminal Interdiction Unit at the agency’s training academy when he became unresponsive Go to Source

Largest ever radio sky survey maps the universe in unprecedented detail

by quasarn01 | Feb 19, 2026 | Astronomy

An international collaboration using the Low Frequency Array (LOFAR) has published an exceptionally detailed radio sky map, revealing 13.7 million cosmic sources and delivering the most complete census yet of actively growing supermassive black holes. It showcases an...

Quantum entanglement pushes optical clocks to new precision

by quasarn01 | Feb 19, 2026 | Latest in Physics

By replacing single atoms with an entangled pair of ions, physicists in Germany have demonstrated unprecedented stability in an optical clock. Publishing their results in Physical Review Letters, a team led by Kai Dietze at the German National Metrology Institute,...