Adding a carbon atom transforms 2-D semiconducting material

A technique that introduces carbon-hydrogen molecules into a single atomic layer of the semiconducting material tungsten disulfide dramatically changes the electronic properties of the material, according to Penn State researchers ...

One billion year old fungi found are Earth's oldest

Scientists have unearthed fossilised fungi dating back up to one billion years, in a discovery that could reshape our understanding of how life on land evolved, research showed Wednesday.

Tackling the forensic unknowns of 3-D-printed firearms

In the summer of 2016, Transportation Security Administration screeners at Reno-Tahoe International Airport in Nevada confiscated an oddity: a 3-D-printed handgun in a man's carry-on baggage.

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Student

The word student is etymologically derived through Middle English from the Latin second-type conjugation verb "studēre", meaning "to direct one's zeal at"; hence a student could be described as 'one who directs zeal at a subject'. In its widest use, "student" is used for anyone who is learning.

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