They resisted the temptation to eat up the fishy snack knowing they could get a better one if they waited.
A virtual unfolding technique allows researchers to look inside intricately folded historical letters without potentially damaging them.
Elon Musk's Mars rocket is on the pad in Texas and preparations for launch are underway.
Residents of the U.K. were surprised over the weekend when a slow-moving meteor blazed across the night sky.
Cuttlefish that were better at self-control also performed better on learning tests.
Delaying gratification may have evolved in the squid-like creature to maximise efficiency
Many animals feign death to try to escape their predators, with some individuals in prey species remaining motionless, if in danger, for extended lengths of time....
The completed Boeing Starliner vehicle for the second Orbital Flight Test (OFT-2) is seen in the Commercial Crew and Cargo Processing Facility at NASAs Kennedy Space...
SpaceX again delayed the next launch of a Falcon 9 rocket from Kennedy Space Center on Tuesday, citing poor weather conditions and range support.
For the first time, scientists have spotted what they're calling a "space hurricane" spinning above the North Pole, according to a new study.