Morning Overview on MSN

Those 'DNA knots' weren't knots at all, and the truth is stranger

For decades, biology textbooks taught that DNA’s story could be told with a single image: two elegant strands twisting in a ...
Reuters

James Watson, co-discoverer of DNA's double helix, dead at 97

Nov 7 (Reuters) - James D. Watson, the brilliant but controversial American biologist whose 1953 discovery of the structure of DNA, the molecule of heredity, ushered in the age of genetics and ...