A neuroscientist discusses how your brain filters visual inputs. Plus, two stories about jellyfish—tracking a freshwater jelly that’s spreading across the US, and the surprising finding that one species of jelly may be able to learn. And, researchers are learning that placebos might be more effective when patients are told they’re receiving them.
Understanding the genetic drivers of cancer may revolutionize treatment options in the future.
Routine pap tests may be capable of spotting signs of ovarian and uterine cancers.
Scientists have cooled potassium gas to one billionth of a degree below absolute zero. But in the quantum world, that’s actually “hotter” than the sun. How is that possible?
The comet ISON, discovered by two amateur astronomers last year, will zoom past Earth next fall. But where did it come from?