JAXA samples reveal that asteroid Ryugu has a complete set of nucleobases, the building blocks of DNA.

Discover how CRISPR genome editing is revolutionizing medicine. Learn the science of Cas9, current clinical trials, and the future of gene editing.

A simulated cell in the early stages of division. Left half shows membrane (green cubes), and ribosomes (yellow/purple) interwoven through in the cell’s chromosome (red). Right side shows all the ...

In July 2020, months before COVID vaccines were available, six staff members of the emergency department at the Cleveland VA Medical Center tested positive for SARS-CoV-2. 1 They had been careful to ...