Mass. officer who shot off-duty colleague after she allegedly tried to kill him takes stand in her trial

by quasarn01 | Mar 25, 2026 | Police Lives Matter

North Andover Police Officer Patrick Noonan testified that Kelsey Fitzsimmons grabbed a gun, raised it and pulled the trigger, forcing him to shoot her Go to Source

Radio signals at the edge of extreme stars come from far beyond their surfaces

by quasarn01 | Mar 25, 2026 | Astronomy

Pulsars are ultra-dense, rapidly spinning, and highly magnetized remnants of dead stars. They act like cosmic lighthouses, sending out regular pulses of radio waves and sometimes gamma rays in beams that sweep across the sky. A special class called millisecond pulsars...

Unusual signal may prove existence of primordial black holes

by quasarn01 | Mar 25, 2026 | Astronomy

It may well take years to prove, but a pair of University of Miami astrophysicists could be on the verge of a cosmic breakthrough that will confirm the existence of primordial black holes and the role they play in one of cosmology’s greatest mysteries. Go to...

Now you see it, now you don’t: Material can transition between quantum states

by quasarn01 | Mar 25, 2026 | Latest in Physics

A team of scientists led by the U.S. Department of Energy’s (DOE) Argonne National Laboratory has identified a rare, switchable quantum property in a new type of nickel sulfide material. The discovery could have applications in high-speed transistors, adaptive...

DNA origami precisely positions single-photon emitters for quantum technologies

by quasarn01 | Mar 25, 2026 | Latest in Physics

An international research team led by scientists from Skoltech has developed a method to position molecules on the surface of ultrathin materials with unprecedented precision using molecular DNA self-assembly, enabling the creation of quantum light sources. The...