It isn't easy being green. It takes thousands of genes to build the photosynthetic machinery that plants need to harness sunlight for growth. And yet, researchers don't know exactly how these genes work.
Fruit flies make for stingy mothers, imparting only a portion of the genetic building blocks their offspring need to survive. The rest must be produced by the fertilized egg in its first few steps of growth.
Astronomers from Japan, Taiwan and Princeton University have discovered 83 quasars powered by supermassive black holes in the distant universe, from a time when the universe was less than 10 percent of its present age.
A star-studded Nigerian movie about corruption—and a subsequent text-messaging campaign to combat government graft—led a record number of citizens in Nigeria to report acts of corruption, according to a study in the journal ...