Researchers took brain scans mostly of border collies because they are highly skilled at following social cues and particularly willing to interact with humans.
They have a complicated history, but the letter writer is still confused about her sister's apparent unwillingness to inquire about her terminal cancer.
While the Israeli leader touts a willingness to defy the U.S. on Gaza, the president needs to show progress in the foreign entanglements weighing on his approval rating.