Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
DanBC
on Dec 22, 2012
|
parent
|
context
|
favorite
| on:
A $5 Lamp Powered Solely by Gravity
Food gets its energy from the Sun, so we may as well just call this device solar powered?
jconnop
on Dec 22, 2012
[–]
Ad bigbangeum.
Consider applying for YC's Spring batch! Applications are open till Feb 11.
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
