Are Surgical Robots Worth It?
The FDA looks into the safety of the da Vinci system in light of increased adverse incidents.
Biomedicine
Five Psychiatric Disorders Share Genetic Risk Factors
The results may one day help classify the disorders based on causes rather than symptoms.
Experiments on Cadavers Settle 100 Year-Old Puzzle Over Human Skin Strength
Langer lines map out the pattern of forces within the skin but nobody knew what caused them. Until now.
Carbon Nanotube Transistors Orders of Magnitude Better at Spotting Cancer, Say Bioengineers
Arrays of carbon-nanotube transistors can detect prostate cancer with a much higher sensitivity than conventional techniques.
Tracking Brain Connections in Utero
Researchers use fMRI to detect strengthening brain circuits.
A DIY Bioprinter Is Born
Members of the biohacker movement have created an inexpensive device to print cells. Will they print a leaf next?
Moth Drives Robot, Cruising for a Lady
The insect's mate-seeking behavior could help researchers program self-driving robots to track airborne chemicals.
DNA Data, Security, and You
One day you'll be handed an electronic copy of your sequenced genome on a flash drive, maybe a phone app. You'll need to know how to keep it safe.
Watching Fish Thoughts Form
Scientists record the neuronal activity of a fish brain as the animal watches its prey.
Many Americans Do Some Self-Tracking, But Mostly It's in Their Heads
A new report suggests self-tracking is already commonplace.
