"Pick up your cell phone and look at it.
That rectangular marvel of modern technology contains thousands of lines of code. Among them is the World Magnetic Model (WMM) - a program that helps your phone navigate. And it's in a bit of trouble.
Researchers have announced that the WMM needs an emergency update because Earth's magnetic field is changing."
The barrier to solar energy
has always been storage.
Now, bottled sunshine
has a shelf-life of 18 years...