March 29, 2026

Starlight is gravitationally excited (orange) by a binary system of supermassive black holes. The Einstein ring is shown in blue. Credit: Hanxi Wang

Cyclic flashes of light may reveal hidden pairs of supermassive black holes

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A broken Tyrannosaurus tooth found embedded in the skull of an Edmontosaurus provides rare, direct evidence of a violent encounter between predator and prey at the end of the dinosaur age. Credit: Jenn Hall

Tyrannosaurus tooth found stuck in dinosaur skull reveals violent attack from the Cretaceous period

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A rare fossil preserved at the University of Montana's Museum of the Rocky Mountains provides an unusual glimpse into predator-prey relationships at the end of the dinosaur age. It is
A tiny photonic device printed directly onto a VCSEL laser chip and concentrates dozens of light sources onto a single optical fiber.

Hebrew University researchers have developed a tiny device that concentrates dozens of VCSEL lasers into a single optical fiber

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A 3D-printed photonic device, developed in collaboration with Civan Lasers and published in Nature Communications, demonstrated coupling of up to 37 multimode lasers into a single fiber with low loss and an extremely compact structure.
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