A myopia epidemic is sweeping the globe. Here’s how to stop it
Time spent outdoors is the best defence against rising rates of short-sightedness, but scientists are searching for other ways to reverse the troubling trend
Time spent outdoors is the best defence against rising rates of short-sightedness, but scientists are searching for other ways to reverse the troubling trend
Simulated lunar exploration in an Arizona volcanic field this month helped astronauts to prepare for doing geology in harsh conditions at the lunar south pole. Nature joined mission control.
Analysis of 70 years of snowfall in the Northern Hemisphere reveals that snow buffers the effect of varying precipitation levels on streamflow. The link highlights the need to rethink water-resource management as snow levels decline.