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Showing posts with label
metal
.
Show all posts
Showing posts with label
metal
.
Show all posts
Aluminium Once Cost More Than Gold
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The metal that could only be made in large quantities when electricity became widely available was once valued more than gold. Eight per c...
Asteroids Can Have Magnetic Fields
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It has been found that asteroids can have magnetic fields. This was quite a surprise. Planets have magnetic fields due to a moving molten...
Pensioners Hoarding Is a Witch Hunt
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I live and spend money in Australia. Rarely do I get a $100 note in change. Indeed, the economy seems to be flooded with $50 bills. Most ...
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