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
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
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