Reducing light pollution could be as easy as turning off a switch, but it still requires a well-coordinated effort.
There’s now a microscopic plastic cycle that works like any other environmental cycle -- moving from oceans to sky to land and back again.
Honeybees relay the location of the queen through pheromones.
The new approach can separate different metals in electronic waste using only air and high temperatures.
The system captured 3D super-resolution images of small protrusions on the branches of neurons.
Coverage of the Coronavirus Pandemic