Tholins: The red goo critical to life in the universe

Carl Sagan—who first coined the term—was tempted to call them “star-tar.” By Matthew Davis –  Tholins are a broad group of organic compounds formed when simpler molecules are irradiated. They are extremely common in our solar system, and studies have shown that their …

Study of lookalikes refutes popular personality theory

Researchers discover whether genes or social interaction shape personality. By Paul Ratner – Scientists looked at pairs of people who looked like each other but were not twins. The results showed that genetics plays a stronger role in personality formation than how alike …