Self-driving cars are already cruising the streets. But before they can become widespread, carmakers must solve an impossible ethical dilemma of algorithmic morality.
By mining a vast database of high-school yearbook photos, a machine-vision algorithm reveals the change in hairstyles, clothing, and even smiles over the last century.
Biologists have long puzzled over why neurons have thousands of synapses. Now neuroscientists have shown they are crucial not just for recognizing patterns but for learning the sequence in which they appear.
Following the examples of tennis and cricket, a new generation of ball-tracking algorithms is attempting to revolutionize the analysis and refereeing of soccer, volleyball, and basketball.
A rapid increase in our knowledge of alien worlds has dramatically changed the way scientists are interpreting the famous Drake equation.
Government officials want us to believe that encryption is helping terrorists, but law enforcement still has plenty of tools to get the data.
Researchers in Peru have a new way to capture electricity from plants and bacteria to help rainforest communities.
The way scientific information diffuses through the knowledge economy is changing, and the first evidence from Wikipedia shows how.