Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

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 tools.

Sky Sports presenter Martin Brundle was involved in two hilarious mix-ups as he attempted to interview musician Lewis Capaldi during the grid walk at the Singapore Grand Prix. Brundle, who has become ...

Are you a refugee, asylum-seeker or stateless person looking for help? Visit the HELP site to find support and services from UNHCR. The Democratic Republic of the Congo hosts 6.9 million internally ...

When chlorine (as a gas or dissolved in water) is added to sodium bromide solution, the chlorine takes the place of the bromine. Because chlorine is more reactive than bromine, it displaces bromine ...

The Joint Centre advances and supports the safe and appropriate use by FAO and IAEA Member States of nuclear and related technologies in food and agriculture, aiming to contribute to global food ...

Abstract: To address the issue of positioning accuracy, significant degradation in foot kinematics/micro-inertial navigation system (INS) integrated positioning over long durations, this article ...

Abstract: Accurate monitoring of ground subsidence caused by underground coal mining is crucial for environmental protection. This article proposes a correction method for coal mining subsidence, ...