Why Does Gravity Rule? By Frank Close — $21.99 on Amazon If you enjoyed this extract, the rest of the book builds on this brief history of magnetism and delves ever deeper into the subatomic ...

Magnetic force can overcome gravity. That’s why this magnet can hover in mid-air. Electrostatic force also attracts and repels objects. Rubbing the balloon on another surface creates a small ...

This combination of textbook and reference manual provides a comprehensive account of gravity and magnetic methods for exploring the subsurface using surface, marine, airborne and satellite ...

Estyn said by the end of primary school, many pupils in Wales have developed a good understanding of basic concepts such as gravity and magnetism. Nearly all understand the importance of ...

China’s new research facility dubbed ‘artificial moon’ can create low gravity levels similar to the lunar surface. This is done through magnetism and the effect is said to last for “as ...

Seen in seismic-reflection profiles, and in gravity and magnetic surveys, it has traits that are consistent with impact craters, which are caused by collisions with asteroids and comets.