Wednesday, February 6, 2019

Magnetic North is Drifting Faster

Magnetic north has been drifting slowly since 1900 and seems to have been drifting faster since 2000. The magnetic field is caused by the earth’s molten core. Navigation systems have to be adjusted to account for the changes,  as a result.

source: Nature.com

No comments:

What Declining Industry Can Afford to Alienate Half its Customers?

Some people believe the new trend of major U.S. newspapers declining to make endorsements in presidential races is an abdication of their “p...