Neuroscience

Brain's navigation more complex than previously thought

Neuroscientists' discovery of grid cells, popularly known as the brain's GPS, was hailed as a major discovery. But new Stanford research suggest the system is more complicated than anyone had guessed.

Psychology & Psychiatry

Our head movements convey emotions

When people talk or sing, they often nod, tilt or bow their heads to reinforce verbal messages. But how effective are these head gestures at conveying emotions?

Medical research

Fertilization discovery: Do sperm wield tiny harpoons?

Could the sperm harpoon the egg to facilitate fertilization? That's the intriguing possibility raised by the University of Virginia School of Medicine's discovery that a protein within the head of the sperm forms spiky filaments, ...

Oncology & Cancer

DNA shed from head and neck tumors detected in blood and saliva

On the hunt for better cancer screening tests, Johns Hopkins scientists led a proof of principle study that successfully identified tumor DNA shed into the blood and saliva of 93 patients with head and neck cancer. A report ...

page 9 from 40