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This Touchless Gear System Uses Fluid Dynamics to Transfer Power and Rotation Without Any Teeth

Engineers reinvent the 5,000-year-old gear using fluids instead of solid teeth.

Liquid gears could challenge 5,000 years of mechanical engineering

The study, published January 13 in Physical Review Letters, replaces the metal or plastic cogs of conventional gears with controlled flows of liquid. In their experiments, ...

I asked ChatGPT and a board-certified sleep doctor what the 'perfect' nighttime routine looks like — here's the clear winner and why

I asked a (human) sleep doctor and AI to create me an ideal nighttime routine — this is the one who actually gave me good ...

Iron Age teeth fossils reveal diversity of diet of ancient Italians

Scientists assessed the dental tissue of 30 teeth from 10 individuals, obtaining data from canine and molar teeth to ...

Gears Have Powered Technology for Millenia. Scientists Just Made a Game-Changing Improvement.

A new study reimagines the 3,000-year-old technology using fluids, avoiding the most annoying limitations of teeth-driven ...
Medscape

Inside the Gut Microbiome: Function, Disease, and Future Therapies

Gut microbiome researcher Purna C. Kashyap, MBBS, shares the latest insights on the role of probiotics, disorders of the ...

What Are We Thinking?

Our thoughts are an ever-changing swirl of fears, feelings, desires, impulses, memories and body sensations that interact to ...

14 Gross Habits Of Men That Give Their Wives The Ick

The bathroom has become his fortress of solitude, his escape pod from reality. He'll spend more time on that toilet than he ...