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Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...
Magnetic materials are materials studied and used mainly for their magnetic properties. The magnetic response of a materials is largely determined by the magnetic dipole moment associated with the ...
Despite our cosmic connection with the sun, there are still numerous scientific mysteries to unravel about this critical star, particularly its magnetic field. “The sun is not just off in some v ...
We’ve tested popular car phone holders – including non-magnetic and magnetic car phone mounts from Halfords, Amazon and Argos – to find out which ones will grip your mobile securely and remain stable ...
Magnetic materials are always made of metal, but not all metals are magnetic. Iron is magnetic, so any metal with iron in it will be attracted to a magnet. Steel contains iron, so a steel ...
The relaxation time refers to the delay in the beads' magnetic response to changes in field direction. The researchers hypothesized that this delay combined with the effect of the alternating ...
A new video shows how Earth's magnetic field weakened and warped before temporarily flipping during a recent "polar reversal event." When you purchase through links on our site, we may earn an ...
Approximately 41,000 years ago, Earth's magnetic field briefly reversed during what is known as the Laschamp event. During this time, Earth's magnetic field weakened significantly—dropping to a ...