When a huge deposit of graphite was discovered in England in the 16th century and found to be useful for marking sheep, the scientifically unsavvy locals assumed it was a form of the element lead, ...

Tsukuba, Japan—Nanocarbon materials with pointed geometries, such as graphene and carbon nanotubes, are considered promising candidates as sources for field emission electrons. However, their ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I was born with virtually no eyebrows. Okay, I’m being dramatic, but seriously, my eyebrow hairs are so ...