Q&A: The science of snowflakes—how hexagonal symmetry and environmental changes create endless designs

In the iconic "Sound of Music" score, "My Favorite Things," a young Julie Andrews lists snowflakes as objects that bring her ...
New Scientist

The essential guide to proving we’ve found alien life

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...