FINDINGS CHALLENGE BIOLOGICAL TENET Newsday

FINDINGS CHALLENGE BIOLOGICAL TENET Newsday In a discovery that upsets one of the central dogmas of biology, scientists in Denmark have determined that a 28-year-old man inherited a disease from his father that until now was believed transmissible only through...

Trees in the desert After

Trees in the desert After years of surviving solely on food aid, hundreds of thousands of people living in the horn of Africa now have the opportunity to become self-sufficient. How will we do all that? By planting trees in the desert, by harvesting the seeds of these...