"This is the first quadruple system ever discovered with a pair of T-type brown dwarfs orbiting two stars," team member MariCruz Gálvez-Ortiz of the Center for Astrobiology in Spain said. "The ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

A ghostly white angular roughshark found near Sazan Island, Albania, is the first example of leucism ever recorded in the species. When you purchase through links on our site, we may earn an affiliate ...

Humanity's impact on the polar ice sheets is slowing Earth's rotation, posing a challenge for how it matches up with the official timekeeping. When you purchase through links on our site, we may earn ...

Abstract: The paper investigates the estimation errors given by the angular velocity of rotary tables that are based on the angle sensor, the angular velocity sensor, and the tangential as well as ...