Placebos might be more effective when patients are told they’re receiving them. Plus, a new book argues that cutting-edge technology is not always a needed solution. 

A neuroscientist discusses how your brain filters visual inputs. Plus, two stories about jellyfish: tracking a freshwater jelly, and one species of jelly may be able to learn.

The ocean is the world’s largest carbon sink. Plus, after this summer’s heat, marine biologists are scrambling to help protect the rapidly dying reef in the Florida Keys.

This week in climate news. Plus, climate scientist Michael Mann talks about how important it is to take action now—before we see climate change’s worst consequences.

Three new vaccines will be available this fall to address COVID, the flu, and RSV. And the buzz on native bees in your neighborhood.

Measuring radioactive elements in animals sheds light on how radioactive materials travel. Plus, bus stops in Houston, Texas can reach dangerous heat levels.

Treetops can hold complex ecosystems that include soil and other plants. Plus, a rodent biologist reflects on her career.

Scientists successfully created a 14-day old human embryo model without sperm or eggs. And, whale “vocal fry” helps them echolocate.

Having a complete sequence of the human Y chromosome might help research and medicine. Plus, a new computer model can predict smells.