Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
Atmospheric transparency: how far can you see to the horizon from a peak?
(
bautforum.com
)
1 point
by
dualogy
on Feb 13, 2012
|
hide
|
past
|
favorite
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
