A force is a push or a pull that acts on an object due to the interaction with another object. Force is measured in newtons (N). Forces are divided into contact forces and non-contact forces. A force ...

TIM PEAKE:Hi, I'm Tim Peake. I'm an astronaut based here at the European Space Agency, in Germany. And from December 2015 to June 2016, I spent 6 months orbiting Earth on the International Space ...

Now that Star Wars: The Last Jedi is out on DVD (and digitally), I think it's safe to discuss one very interesting scene in the spirit of May the Fourth. However, there is a chance you haven't seen it ...