In a recently published, PNAS study, professor Andreas Neider and his team found that crows and rhesus macaques take mental shortcuts.
Watch as President Trump discusses testing nuclear weapons, U.S.-China relations, Israel, the government shutdown, immigration, tariffs, and whether he'll try to stay in the White House beyond 2028.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback