His protest was both a rejection of the idea that human life is expendable and an acknowledgment that, for so many, it already has been.

A quantum microsatellite, with a payload weighing only 23 kilograms, in combination with portable ground stations that weigh merely 100 kilograms, is capable of performing space-to-ground real ...

Integrated optics is a system of light-controlling components combined into a single device. The ultimate aim is to create miniature optical circuits similar to the silicon chips that have ...

The green or amber dot is powered by fiber optics that naturally adjusts for brightness during daylight hours, and the dot is illuminated by Tritium—like handgun night sights—in low light ...

Mar. 26, 2025 — Researchers have developed a molecular system for controlled release of iron. They integrated ferrocene, a molecular sandwich that encloses an iron atom, with a carbon 'nanohoop ...

One of the biggest advantages of a spotting scope over a monocular is its magnification power. While monoculars typically max out around 10x—and can become quite bulky at that level—spotting scopes ...

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At close: March 27 at 4:00:00 PM EDT ...

After hours: March 25 at 7:34:07 PM EDT Loading Chart for OPTX ...

Background: Stroke is the second leading cause of death and the third leading cause of disability worldwide, with ischemic stroke (IS) being the most prevalent. A substantial number of irreversible ...

Background: Affective disorders are a debilitating and very prevalent problem throughout the world. Often these are associated with the onset of comorbidities or a consequence of chronic diseases.