An exotic new approach could shrink kilometer-scale machines into table-top devices.

For centuries, space travel has been limited by traditional propulsion methods, with chemical rockets remaining the primary ...

Aerith has many powerful staff abilities that make her magic even more deadly in Final Fantasy 7 Rebirth; here's each one, ...

A key challenge is that these vibrations are mainly driven by heat from the laser beam, which can mask the direct effect of radiation pressure. Michaeli says the team turned this challenge into an ...

The researchers measured radiation pressure on the sail from a laser beam, revealing how the material ... “We not only avoided the unwanted heating effects but also used what we learned about ...

The idea of traveling through interstellar space using spacecraft propelled by ultrathin sails may sound like the stuff of sci-fi novels. But in fact, a program started in 2016 by Stephen Hawking and ...

Donald Trump this week ordered work on the most ambitious missile shield in US history, one designed to destroy hypersonic missiles and prevent nuclear annihilation. The US presid ...

The Mpemba effect is ... additional 854 nm laser created a tunable decay channel, enabling the researchers to engineer specific relaxation dynamics. A 397 nm optical pumping beam was also ...

Copyright 2025 The Associated Press. All Rights Reserved. A light show is projected on the castle of Sleeping Beauty as fireworks explode in Disneyland, in Marne-la ...

Most laser cleaning setups use scanning optics. These move the beam at multiple meters per second to project ... Sometimes the laser creates a thermal shock effect on the surface.” So said Dmitri ...

It only takes about 20 minutes a day to rack up enough points to get a free month of Xbox Game Pass and other rewards for using Microsoft's services. Here's how to get a free month of Xbox Game Pass.