A laboratory has been growing 12 populations of E. coli since 1988 — this year, the cultures will get a new custodian. On 24 February 1988, evolutionary biologist Richard Lenski filled 12 flasks with ...

On a physical level, a transistor’s internal functioning is very complex, but, in practice, using it in some simple experiments is quite easy and affordable for everyone. A transistor allows to create ...

With more than 30 million children stuck at home due to coronavirus-related school closings, many parents have suddenly become homeschool teachers. For parents who don't have teaching experience, ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Sure- there are lots of experiments you can do with drawing ...