Perhaps ethanol just isn't as bio-friendly as it looks.

ECONOMIST: New reasons to be suspicious of ethanol

"I don't see this bio-defense sector going anywhere but up, " says Thomas Monath , chief scientific officer for Acambis (nasdaq: ACAM - news - people ).

FORBES: Biotechs See Dollar Signs In War

VH1 is producing a bio-pic about them, which means T-Boz is back in the studio working on the soundtrack.

CNN: T-Boz brings reality to TV

One reason is that that bio-defense contracts come in clumps and don't provide a steady stream of revenue, as do traditional drugs.

FORBES: Biotechs See Dollar Signs In War

Without a dose of biotech, DuPont's new glucose-based Bio-PDO, a chemical intermediary that scientists had dreamed of for 40 years, still wouldn't be ready.

FORBES: Revving Up Nature's Engines