Some of the most amazing spectacles around the world are hidden deep underground, beneath rocks, sea and even ice.

A natural wonder in North America has been playing tricks on the mind for thousands of years. And while it is commonly known ...

NASA’s OSIRIS-REx mission uncovered a cosmic connection between asteroid Bennu and Earth’s Searles Lake. Both contain minerals formed by evaporating salty water, hinting that Bennu’s parent body once ...

Trovants are rocks that grow by absorbing minerals from rainwater. Romania is home to a cluster of trovants that inspired ...

Skimmed milk has a little more calcium than semi-skimmed, which in turn has a little more calcium than whole milk. The reason is simply that as the fat is removed, the watery proportion of the ...

Although DIY PCB making has made great strides since the early days of chemical etching, there’s one fly in the ointment: vias. These connect individual layers of the board with a conductive ...

One thing that will never go out of style is the class and elegance of a pearl. To attempt to recreate the rare beauty of the pearl, a low-cost alternative is needed to keep up with the demand of ...