Reposted by Bill
every little dot in this photo isn’t a star, but a GALAXY.
and there are 15,000 of them here.
and there are 15,000 of them here.
December 27, 2024 at 9:22 PM
every little dot in this photo isn’t a star, but a GALAXY.
and there are 15,000 of them here.
and there are 15,000 of them here.
I've been geeking out on the golden record recently. Imagine the non-human intelligence that finds this and decodes it. How impossibly difficult it would be to grok encoding of the time base is the fundamental transition of the hydrogen atom. Imagine how exciting… science.nasa.gov/mission/voya...
Golden Record Cover - NASA Science
In the upper left-hand corner is an easily recognized drawing of the phonograph record and the stylus carried with it. The stylus is in the correct position to play the record from the beginning. Writ...
science.nasa.gov
December 20, 2024 at 2:33 PM
I've been geeking out on the golden record recently. Imagine the non-human intelligence that finds this and decodes it. How impossibly difficult it would be to grok encoding of the time base is the fundamental transition of the hydrogen atom. Imagine how exciting… science.nasa.gov/mission/voya...
Reposted by Bill
I know everyone is into Axlers Linear Algebra Done Right currently. It’s a fine book. But, Strang’s LA class on YouTube is much more practical if you just want to know LA.
December 7, 2024 at 3:37 AM
I know everyone is into Axlers Linear Algebra Done Right currently. It’s a fine book. But, Strang’s LA class on YouTube is much more practical if you just want to know LA.
Reposted by Bill
Pluto as seen by the New Horizons space probe
December 5, 2024 at 12:20 AM
Pluto as seen by the New Horizons space probe
Some of my mountain adventure from this summer.
December 3, 2024 at 11:09 PM
Some of my mountain adventure from this summer.