It will be great when (if)come available

[Chucaro]

From research to reality it is a big step, but this looking good.

How to make a “perfect” solar absorber (http://mitei.mit.edu/news/how-make-perfect-solar-absorber)

[bee utey]

Hah, a better solar absorber than my cat? She even has an auto seek function for chasing sunbeams from window to window.

[Chucaro]

Hah, a better solar absorber than my cat? She even has an auto seek function for chasing sunbeams from window to window.

The only thing that you have to do now is stick a globe in its rear and you will have a bed side table lamp :D