Research shows that 60 percent of American teachers avoid or skimp on teaching evolution. A growing movement is trying to change that -- Read more on ScientificAmerican.com
Whale ancestors probably never had teeth and baleen at the same time, and only developed baleen after trying toothlessness and sucking in prey. -- Read more on ScientificAmerican.com
Whale ancestors probably never had teeth and baleen at the same time, and only developed baleen after trying toothlessness and sucking in prey. -- Read more on ScientificAmerican.com
Birds become good at avoiding danger by eavesdropping on the alarm calls of other birds—and the learning occurs without even seeing their peers or predators. Christopher Intagliata... -- Read more on ScientificAmerican.com