Marco Túlio Pacheco Coelho, Swiss Federal Institute for Forest, Snow and Landscape Research (WSL); Catherine Graham, Stony Brook University (The State University of New York), and Dave Roberts, Montana State University
A new study reveals how the geography of global climates influences the rich patterns of species diversity in an ever-changing world.
The heat and chills that come with fever are not only uncomfortable but also metabolically costly. Increased body temperature, however, can make all the difference when you’re sick.
Just as Darwin’s finches evolved specialised beaks to target prey, 3D modelling of 61 museum specimens reveals albatross beaks vary in size and shape for different diets. They can also drink seawater.
Humans have been making symbols for numbers for thousands of years. Different cultures developed their own symbols, but all use addition and multiplication, suggesting arithmetic is a universal truth.