New research on why plant tissues have a sense of direction

Scientists at the John Innes Centre, Norwich have published new evidence that plant tissues can have a preferred direction of growth and that this characteristic is essential for producing complex plant shapes.

Tiny lasers get a notch up

Tiny disk-shaped lasers as small as a speck of dust could one day beam information through optical computers. Unfortunately, a perfect disk will spray light out, not as a beam, but in all directions. New theoretical results, ...