Researchers studied brain areas involved in decision making, evaluating outcomes.
Could've, should've, would've. Everyone has made the wrong choice at some point in life and suffered regret because of it. Now a new study shows we're not alone in our reaction to incorrect decisions. Rats too can feel regret.
18:48 Animal rights activists claim major win in Ringling Bros. closing20
15:28 Animal activists finally have something to applaud at Ringling Bros. circus: its closure18
14:04 Nowhere left to run away to: The final days of the circus15
05:02 Ringling Bros. and Barnum & Bailey Circus to close after 146 years13