timothy from the can-see-my-house-from-here dept.
New submitter bingbat writes "Scientists at the University at Genoa, Italy have successfully photographed the double-helix structure of a single strand of DNA, using a tunneling electron microscope. This marks the first visual confirmation of its structure." The full paper is behind a paywall, but the linked abstract includes the picture that's worth a thousand words.
Our policy is, when in doubt, do the right thing.
-- Roy L. Ash, ex-president, Litton Industries