Archive: 08/11/2008

Old growth giants limited by water-pulling ability

The Douglas-fir, state tree of Oregon, towering king of old-growth forests and one of the tallest tree species on Earth, finally stops growing taller because it just can't pull water any higher, a new study concludes.

Aug 11, 2008 4.9 / 5 (14) 1

Bugs put the heat in chili peppers

If you're a fan of habañero salsa or like to order Thai food spiced to five stars, you owe a lot to bugs, both the crawling kind and ones you can see only with a microscope. New research shows they are the ...

Aug 11, 2008 4.7 / 5 (30) 0