Achieving practical interstellar travel requires overcoming the immense challenge of reaching extraordinary velocities. To ...

Another benefit is the higher power output. Multimode laser diodes are able to generate higher optical power, making them ideal for applications that require greater intensity. This makes them a ...

Enter relativistic electron beams made up of electrons moving close to the speed of light. "Beaming power to the ship has long been recognized as one way to get more energy […] than we can carry ...

Scientists from China have developed high-performance colloidal quantum-dot (CQD)  surface-emitting laser array based on circular Bragg resonator (CBR). The CQD CBR laser array, leveraging ...

It achieves a high realized gain of 11.1 dBi and a narrow divergence angle of ±16∘ in the far-field radiation pattern. Most importantly, the generated OAM beams by the proposed SWA have a high mode ...

A key concern is the emergence of a bearish divergence between XRP’s price and its daily Relative Strength Index (RSI). While XRP has been climbing to multi-year highs, the momentum oscillator ...

Some divergence between large economies has been cyclical, with the US economy operating above its potential while Europe and China are below. Under current policies, this cyclical divergence will ...

Cameron Diaz at the Berlin premiere of "Back In Action." Getty Images for Netflix Cameron Diaz made a stunning return to the spotlight at the Berlin premiere of “Back in Action” on Wednesday ...

Department of Physics, University of Warwick, Coventry, West Midlands CV4 7AL, U.K.

A spacecraft has beamed back some of the best close-up photos ever of Mercury’s north pole. The European Space Agency released the snapshots Thursday, revealing the permanently shadowed craters ...