Hot Topics
One Hundred Megawatt-Hour Sand Battery
A sand battery is a thermal energy device for storing heat in sand for future use. The energy in this…
WHAT'S NEW
Featured
Dark Matter Does It Really Matter At All
The difficulty with dark matter starts with the name. In western culture, we associate lightness with good so calling it…
Featured
Relativity of the Space-Time Continuum
The Inca people believed reality depends on the moment it happens not unlike our modern concept of space-time. Hence, a…
Featured
Starry Islands in the Night Sky
When we step outside into a cloudless night, there are countless starry islands in the sky. Astronomers call these gatherings…
Battery Basics
Deep Cycle versus Starting Batteries
Customers often ask if they can use their car battery to power appliances while camping or at the cottage instead…