Scientists discover comet's hourglass-shaped dust trail

Researchers from Finland, Canada, and Russia have discovered an unusual, hourglass-shaped dust trail of the comet 17P/Holmes. The particles that formed the dust trail were released by the most powerful of the thus-far documented ...

Arabidopsis thaliana shoots regenerate better in balmy conditions

Warm temperatures strongly enhance the regeneration of thale cress shoots, plant scientists at RIKEN have found. They have also uncovered the molecular mechanism behind this effect, which will help optimize the regeneration ...