Scientists decoded the genome of rice in 2002. They completed the soybean genome in 2008. They mapped the maize genome in 2009. But only now has the long-awaited wheat genome been fully sequenced. That delay says nothing about wheat’s importance.
The most comprehensive elephant genome study ever conducted, covering seven living and extinct species, is offering some surprises about the family tree of the world’s largest land animal while also settling a debate about Africa’s elephants.