News in Brief The Role of Doubt in Science Doubt is inherently human and it has a useful purpose, but that doesn’t mean it’s OK to keep questioning climate change, evolution, and the power of vaccines. Cynthia Leifer
Social Justice Why Bad News Is Good News Consuming bad news is evolutionarily adaptive, but the nature of the social Web might limit its supply. Paul Hiebert
Environment The Chemical Feedback Loop That Makes You Love Your Dog It makes your canine love you too. Francie Diep
Social Justice Fighting Antibiotic Resistance, One Drug at a Time A new study proposes optimizing sequences of antibiotics, turning evolution against antibiotic-resistant bacteria. Nathan Collins
Environment 8,000 Years Ago, 17 Women Reproduced for Every One Man An analysis of modern DNA uncovers a rough dating scene after the advent of agriculture. Francie Diep
Environment Meet the Grolar Bear There's a hybrid bear roaming the Arctic—and as the sea ice melts, scientists expect more inter-species breeding to come. Eva Holland
Education Tracing Our Science Illiteracy Back to High School Biology If we want the public to grasp the theory of evolution, we need to rethink the way we train biology teachers. Tom Jacobs
News in Brief Ideology Often Trumps Science, Especially Among Conservatives Two carefully couched studies parse how our political views impact the way we respond to scientific findings. Tom Jacobs
Social Justice Did Evolution Make People Wary of Lotteries? Computer simulations link the evolution of risk-averse behavior to the small living groups of early humans. Nathan Collins
Social Justice There Are Vast Gaps Between Scientists and the General Public on GMOs, Climate Change A new study highlights the need for a new kind of public outreach, as well as stronger science education. Nathan Collins