Terry Gross

Thirty-three states now have voter ID laws requiring identification for voting. Some new laws requiring photo ID are being challenged in court or reviewed by the Justice Department. One supporter says these laws will prevent fraud. A critic says the claims are overblown.

"We've had time to act — and essentially we haven't acted," says science journalist Michael Lemonick. He describes the threats posed by climate change in his new book, Global Weirdness: Severe Storms, Deadly Heat Waves, Relentless Drought, Rising Seas, and the Weather of the Future.

In Peter Heller's debut novel, The Dog Stars, a man named Hig survives a superflu that kills most of humanity. Heller, a travel and adventure writer, says that when his novel took a post-apocalyptic turn, he found himself relying on his real-life scrapes and survival skills.