Go to the app's settings menu, then select Manage all history. Select Delete to wipe your all-time viewing history or for specific periods. Under the Controls tab, select Turn off YouTube history ...

This important study demonstrates that a peri-nuclear actomyosin network, present in some types of human cells, facilitates kinetochore-spindle attachment of chromosomes in unfavorable locations - ...

Frances Arnold's game-changing technique of "directed evolution" creates enzymes with unusual capabilities. Her own evolution made it possible.