National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

All three kinesin transport families exhibit unexpectedly slow dissociation under load, explaining robust competition with dynein during bidirectional cargo transport.

As 2005 marks the 100th anniversary of Robert Koch receiving the Nobel Prize for his work on tuberculosis, what could microbiologists today learn from him? The details of Koch's research career and ...