01-October-2021 Friday
=/= vs !=
30-September-2021 Thursday
Optics
29-September-2021 Wednesday
Response to the post "Elon Musk spoke at the Codecon conference"
15-September-2021 Wednesday
Lunar spaceport
15-September-2021 Wednesday
Laser sail (braking)
13-September-2021 Monday
Laser sail (continued)
12-September-2021 Sunday
How does a photon bounce off an object moving at about the speed of light?
11-September-2021 Saturday
laser sail
08-September-2021 Wednesday
Starship and Hiroshima
08-September-2021 Wednesday
What does an electron look like?
v20240901
