How an optical illusion fools fruit flies—and us.
People are prone to acting on other people's biases.
Badly depressed? Your neurons may not be communicating.
Did eating marrow help make us human?
Increasing acidity in oceans may have caused mass extinctions 65 million years ago.
Parents are hardwired to respond to a child's anxiety symptoms.
A monthly supply of insulin can cost hundreds of dollars.
A safety signal can counteract anxiety-producing situations.