The acquisition and expression of Pavlovian conditioned responding are shown to be lawfully related to objectively specifiable temporal properties of the events the animal is learning about.

In the slyly charming “The End of Romance,” Lily Meyer puts a graduate student with big ideas about love and autonomy to the personal test. By Alexandra Jacobs Our columnist on three excellent, twisty ...

Scientists lost their instruments within Antarctica’s most dangerously unstable glacier, though not before getting a glimpse at the warming waters underneath. By Raymond Zhong The court ruled that ...

Earth's ozone layer, an early symbol of global environmental degradation, is improving and on track to recover by the middle of the 21st century. Over the past 30 years, humans have successfully ...

For some time, we've known that it's rare to see people with both cancer and Alzheimer's diseases. Now, scientists believe they may have found why, discovering a molecule in cancer cells that clears ...