Challenging a 300-year-old law of friction

Researchers at the University of Konstanz have uncovered a new mechanism of sliding friction: resistance to motion that ...
Science Daily

Friction without contact discovered as magnetic forces break a 300-year-old law

Researchers have uncovered friction without contact—driven entirely by magnetic interactions. As two magnetic layers slide, ...
The Conversation

Lighting a fire using friction requires an understanding of some physics principles − but there are ways to make the process easier

Humans have been making fire using friction for thousands of years, with evidence of its use found in archaeological records across different cultures worldwide. Fire by friction is a testament to ...