A New Way to Stretch DNA

A New Way to Stretch DNA

A technique called acoustic force spectroscopy uses standing sound waves in a fluid channel to tug on DNA and other biomolecu...
Do Sperm Carry Tiny Harpoons?

Do Sperm Carry Tiny Harpoons?

That’s the intriguing possibility raised by the University of Virginia School of Medicine’s discovery
How Single Molecule Measurement Works

How Single Molecule Measurement Works

Problem: The human genome encodes thousands of secreted proteins, each of which is an actor inthe delicate biochemical balanc...