Minimum height to loop the loop using conservation of energy. This video explains how gravitational potential energy converts into kinetic energy and why a precise starting height is required to ...

It’s been a tough start to the Japan Rugby League One season for former All Blacks coaches Leon MacDonald, Sir Steve Hansen and Ian Foster. MacDonald took charge of Canon Eagles at the start of the ...

Have you stood in front of an ancient monument and experienced a sense of wonder, as though the building itself was whispering secrets of the cosmos? From Egypt's towering pyramids to Europe's ...