News
- Plants
Built-in bird perch spreads the pollen
Tests confirm the idea that a plant benefits from growing a bird perch to let pollinators get the best angle for reaching the flowers.
- Planetary Science
Craft show
The Mars Global Surveyor spacecraft recently imaged Mars Odyssey and Mars Express, marking the first time that a spacecraft orbiting a planet other than Earth has captured images of other craft circling the same planet.
- Tech
Fields of Beams: Carbon nanotubes crop up for big-screen TV
Carbon nanotubes serve as the electron emitters that light up the screen of a new experimental, high-definition television display.
- Health & Medicine
Positive Jolt: Electroshock therapy may have side benefit
People with depression have high concentrations of norepinephrine, a brain hormone, but electroshock treatment lowers these levels to the normal range.
