How Do Insects Survive Winter?
Some species have adapted to get themselves close to freezing without dying.
Resilience: The Basics of a Concept
From the ecological to the social, “resilience” is a buzzword for our crisis-ridden age. But what is resilience exactly, and where did the idea emerge from?
When Endangered Wildlife Gets Inbred
The endangered eastern lowland gorilla populations are now so small that the species is facing a new threat: loss of genetic diversity.
Meeting Earth’s First Animals at the Burgess Shale
The Burgess Shale is a huge deposit of unique fossils that reveals records of the middle Cambrian, a vital period in evolutionary history.
The Surprising Frequency of Interspecies Mating
Sometimes different but related species can reproduce. When two different species successfully mate, the resulting offspring is called a hybrid.
Why Do Animals Share?
Natural selection should weed out the do-gooders and leave only egoists, but animals share just the same.
What If We Had All the Birds from Shakespeare in Central Park?
According to birding lore, two of America's most invasive bird species were introduced by a misguided Shakespeare fan named Eugene Schieffelin.
Sex and the Stegosaurus
How do you sex a Stegosaurus? Look at its back plates.
Mary Anning and Other Forgotten Female Fossilists
The accomplishments of Mary Anning and other early female fossilists, geologists and natural historians