Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

Pluto reaches opposition and the Moon waxes to First Quarter as shooting stars streak through the sky this week.

Pluto reaches opposition and is ready for those who want to chase it down. Use the biggest scope you've got, or take aim with ...

This paper proposes a novel framework of multi-objective optimal tuning for the entire PMSM-driven servo system, focusing on suppressing high-frequency disturbances. The controller parameters to be ...

Early observations of the planets revealed worlds far different from Earth, demonstrating that the universe was far more ...