from the not-so-terminal-velocity dept.
John H. Doe writes "According to CNet, tiny worms kept in special aluminum canisters aboard the space shuttle Columbia (which broke apart in the atmosphere back in Feb. 1, 2003) survived their fall to earth. The small (about 1mm long) soil roundworm Caenorhabditis elegans was found alive in four or five of the recovered canisters, after an impact 2,295 times the force of Earth's gravity."
egrep patterns are full regular expressions; it uses a fast deterministic
algorithm that sometimes needs exponential space.
-- unix manuals