The first season’s finale is a suspenseful one, filled with some answers but more questions, government actions that are both shocking and fascinating, and *gasp* the closure of the X-Files. It ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Erlenmeyer flask with two side tubes ...

If we fill up an Erlenmeyer flask, the liquid surface gets smaller the more liquid is underneath. This inverse correlation severely impedes oxygen transfer if the flask is filled too high.

Now, professor Richard Lenski and colleagues document the process in their analysis of 40,000 generations of bacteria grown in Erlenmeyer flasks, published this week in science journal Nature.