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Earth may have ‘hairy’ dark matter, says NASA

Earth may have ‘hairy’ dark matter, says NASA

Dark matter is an invisible, mysterious substance that makes up about 27 percent of all matter and energy in the universe.

`Invisible` hearing aid makes UK debut

The 16-mm-long device can be worn for 24 hours up to four months at a time.

Soon, camera that makes seeing the `invisible` possible

Researchers developed a handheld camera to non-intrusively peek inside structures in real time.

New camera uses microwave signals to bring “invisible” into view

A group of researchers at Missouri University of Science and Technology in the US has developed a handheld camera that uses microwave signals to non-destructively peek inside materials and structures in real time.