from the hello-hello-is-there-anybody-out-there dept.
Irishman writes "NASA has heard from the Pioneer 10 spacecraft for the first time since March. Unfortunately, it is too faint to get scientific data from the craft. CNN has the story here.
Considering that the craft is twice the distance from the Sun as Pluto is and that it has spent 30 years subjected to space, this is amazing! Now if only computer manufacturers could make equipment even remotely this sturdy."
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"