How Do Pheromones Really Work?
Pheromones are mysterious compounds that can make a mammal smell more sexy--but that's not true for humans. Zoologist Tristram Wyatt says human pheremones are hard to find.
Animals
Organic Chickens Get More Room To Roam
New rules for organic farming will require farmers to give chickens more pasture. Some of the biggest organic egg producers will have to change their practices, or stop calling their eggs organic.
Dozens Of False Killer Whales Mysteriously Strand Themselves In Florida
At least 82 of the animals have died during the mysterious event on a remote coast in Florida's Everglades National Park. The species is part of the dolphin family and forms strong social bonds.
What Does It Mean When Cancer Findings Can't Be Reproduced?
Results from some key cancer studies were different when the experiments were redone in different labs. Scientists don't yet know why but say the answer could have health implications for patients.
Shark That Reproduced Sexually Switches To Asexually, Report Says
A shark gave birth last year to 3 baby sharks. She hadn't had contact with a male shark. A British magazine reports some animals that reproduce sexually can occasionally reproduce asexually.
Coronations, Coups, And Keeping Up With The Kardashians
It's in our nature to idolize the rich and famous. But this week on Hidden Brain, we explore the other side of our nature: the part of us that wants to see the rich and powerful fall from grace.
In China, A Shift Away From Trade In Ivory and Shark Fins
A week after China said it was cracking down on sales of ivory, the national carrier, Air China, said it would no longer allow shark fins to be transported as cargo on its flights.
Menopause Mystery: Why Do Female Killer Whales Experience The Change Of Life?
Killer whales are one of only three species known to have menopause. Researchers are looking at the conflict and cooperation between older and younger female whales to understand why.
New Gene-Editing Techniques Hold the Promise Of Altering The Fundamentals Of Life
New Yorker writer Michael Specter discusses emerging biotechnologies that will make it possible to remove disease and change the characteristics of life by rewriting the genetic code in cells.
Want To Try Goat Yoga? There's A Waiting List
Lainey Morse is the owner of No Regrets Farm in Albany, Oregon, where the classes are held. An Oregon paper wrote about goat yoga this summer, and now Lainey says there's a wait list 900 people long.