By blending scientific accuracy with creative design, one builder hopes to make the history of DNA accessible, interactive, ...

James D. Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped light the long fuse on a revolution in medicine, crimefighting, genealogy and ethics, has died. He was 97. The ...

A nebula is a distinct luminescent part of the interstellar environment, and as far as these features go, the Helix Nebula is ...