The End of the Florida Orange?
This year’s Florida orange crop may be 20 percent smaller than last year’s. The culprit is citrus greening, a fatal bacterial infection spread by invasive Asian psyllids to almost all of the state’s groves. One way to combat the problem involves heating the trees in tents (left).
“Unless you have a concept behind the picture, you’re not going to remember it.”
—Photographer Craig Cutler shows the detailed drawings he made before shooting this story.
Flesh and Bones
Teeth, neck, sail, tail: See how researchers pieced together the Spinosaurus. Then take your own tour through the dinosaur’s anatomy.
“Wow, this thing could ... pull me into three pieces!”
—Paleontologist Nizar Ibrahim
Bigger Than T. Rex
A paleontologist turns detective to find the source of mysterious bones. Watch this Nat Geo/NOVA special on November 5 at 9 p.m.