Scientists have advanced metasurface technology by developing a new design that simultaneously projects holographic images and creates special diffraction patterns with ten-fold rotation symmetry of ...

Unlike ordinary rainbows, fogbows only appear in humid conditions. Here’s the science behind them—and where you have the best chance of seeing one. A rare fog bow arches over North West England's ...

March 25 (Reuters) - Nvidia-backed (NVDA.O), opens new tab startup Reflection AI is in talks to raise $2.5 billion at a ‌valuation of $25 billion, the Wall Street Journal reported on Wednesday, citing ...

Mid- and far-infrared birefringent crystals are key functional materials for polarization control, laser technologies, and infrared photonics. However, existing materials generally suffer from limited ...

Could another prominent Front Range peak get a new name? Not yet. The Colorado Geographic Naming Advisory Board on Jan. 27 declined to advance a proposal to change the name of Longs Peak in Rocky ...

AlGaN-based deep ultraviolet light-emitting diodes (DUV-LEDs), as a novel solid-state ultraviolet light source, compared with the traditional ones, have competitive advantages over traditional UV ...

The formation of a rainbow requires the observer to be between the sun and falling rain, with the rain in front and the sun behind. Sunlight passes from behind the observer, refracts as it enters each ...

Reflection AI, a startup founded just last year by two former Google DeepMind researchers, has raised $2 billion at an $8 billion valuation, a whopping 15x leap from its $545 million valuation just ...

The big fund-raising round was the latest sign of investor fervor for artificial intelligence companies despite concerns that the boom is overheated. By Michael J. de la Merced For much of the past ...

Experiential learning, very simply put, is a process of learning by intentional and thoughtful doing, which can allow for a deeper understanding of yourself and your work. This is in stark contrast to ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...