Examining the origins of proton spin

Where does the proton get its spin? This question has puzzled physicists ever since experiments in the 1980s revealed that a proton's constituent quarks—the most fundamental building blocks of atomic nuclei—account for ...

Einstein was 'wrong,' not your science teacher

"Your teacher was wrong!" It's a phrase many a high school or university student has heard. As practicing and former science teachers, we have been challenged with this accusation before.

New technique illuminates DNA helix

Cornell researchers have identified a new way to measure DNA torsional stiffness—how much resistance the helix offers when twisted—information that can potentially shed light on how cells work.

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