As the channel rotated, the Nusselt number of the first pass was found to increase on the trailing wall and to decrease on the leading wall, the reverse was true in the second pass.

A Senate committee produced an investigative report, assembling thousands of e-mails and other correspondence, into events and practices on Wall Street leading up to the banking collapse of 2008.

Some leading titles, including the Wall Street Journal, have recently decided to put advertisements on the front page for the first time.