Cannibalistic Dads May Be Contributing to Hellbender Salamander Declines
Male hellbender salamanders normally tend their young, but lately they’ve been devouring them instead
Stories by Carolyn Wilke
Carolyn Wilke is a Chicago-based science journalist who covers chemistry, materials and animal oddities.
Hummingbirds Choose How Much to Chill Down
The birds can dramatically drop temperatures at night to save energy or linger in an intermediate state
Navigating a Virtual World Helped Older Adults' Memory
A virtual-reality game may boost one long-term memory measure
Rare Fossil Reveals Cicada Entombed in Opal
An insect trapped in a precious gem points to new places to search for ancient life