Deep brain stimulation is exactly what it sounds like — a pacemaker-like implant delivers electricity to misfiring brain cells. Scientists are only beginning to tap into its potential for treating puzzling brain conditions. ...read more
The Horsehead Nebula has captured the public's attention like few other celestial objects. And though its history is fascinating, it's also mysterious. ...read more
Philosophers say now is the time to mull over what qualities should grant an artificially intelligent machine moral standing. ...read more
Sand might seem like an everyday material, but we're running out of it for industrial uses ... and that means people are willing to mine it illegally (or worse) to make money. ...read more
The spacecraft collected so much material from its target asteroid that it can’t contain it all. ...read more
Meet the predators of the plant world. Scientists are beginning to understand how they acquired a taste for insects and other small critters. ...read more
The magnetic North Pole has left Canada, passed the geographic pole and is now heading towards Siberia. ...read more
Observational astronomy, largely shutdown since March, is getting back to work thanks to slowly declining COVID-19 cases in Chile and new workplace practices. ...read more