Scientists in the US have created a method to convert human urine into hydroxyapatite, the mineral found in bones and teeth, ...

Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

Aeronautical engineer Howard Head dreamed up the first commercially viable aluminum laminate skis after a day of trying to ...

It took many decades for me to perceive that weird and queer are synonyms, at least of a kind: for no word in English is ever truly the real equivalent of another. This was, and is, an ...

Bad things that happened on Friday the 13th It’s a day when people avoid walking under ladders and crossing black cats. It’s also the namesake of a classic horror movie franchise. We’re, of ...