Uncategorized

  1. Humans

    A Thirst for Meat: Changes in diet, rising population may strain China’s water supply

    Rapid industrialization, an increase in population, and a growing dietary preference for meat in China are straining the country's water resources to the point where food imports probably will be needed to meet demand in coming decades.

    By Sid Perkins
  2. Physics

    Dusty Fireball: Can lab-made blob explain ball lightning?

    Artificial cousins of ball lightning contain microscopic particles, just like a model says they should. With video.

    By Davide Castelvecchi
  3. Health & Medicine

    Phoenix Heart: Replacing a heart’s cells could ease transplants

    Scientists removed all the cells from a dead rat heart, injected new heart cells, and produced a beating heart, paving the way for eventually growing organs for transplantation in humans.